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1394448 = 2431119139
BaseRepresentation
bin101010100011100010000
32121211211020
411110130100
5324110243
645515440
714565306
oct5243420
92554736
101394448
11872740
12572b80
1339a923
14284276
151c8283
hex154710

1394448 has 80 divisors (see below), whose sum is σ = 4166400. Its totient is φ = 397440.

The previous prime is 1394441. The next prime is 1394453. The reversal of 1394448 is 8444931.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (1394441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9963 + ... + 10101.

It is an arithmetic number, because the mean of its divisors is an integer number (52080).

21394448 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1394448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2083200).

1394448 is an abundant number, since it is smaller than the sum of its proper divisors (2771952).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1394448 is a wasteful number, since it uses less digits than its factorization.

1394448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180 (or 174 counting only the distinct ones).

The product of its digits is 13824, while the sum is 33.

The square root of 1394448 is about 1180.8674777468. The cubic root of 1394448 is about 111.7208182690.

The spelling of 1394448 in words is "one million, three hundred ninety-four thousand, four hundred forty-eight".

Divisors: 1 2 3 4 6 8 11 12 16 19 22 24 33 38 44 48 57 66 76 88 114 132 139 152 176 209 228 264 278 304 417 418 456 528 556 627 834 836 912 1112 1254 1529 1668 1672 2224 2508 2641 3058 3336 3344 4587 5016 5282 6116 6672 7923 9174 10032 10564 12232 15846 18348 21128 24464 29051 31692 36696 42256 58102 63384 73392 87153 116204 126768 174306 232408 348612 464816 697224 1394448