Search a number
-
+
1422948 = 22319792
BaseRepresentation
bin101011011011001100100
32200021220210
411123121210
5331013243
650255420
715044352
oct5333144
92607823
101422948
1189209a
12587570
133aa8a7
142907d2
151d1933
hex15b664

1422948 has 36 divisors (see below), whose sum is σ = 3539760. Its totient is φ = 443664.

The previous prime is 1422937. The next prime is 1422961. The reversal of 1422948 is 8492241.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17973 + ... + 18051.

21422948 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 1422948, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1769880).

1422948 is an abundant number, since it is smaller than the sum of its proper divisors (2116812).

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

1422948 is a wasteful number, since it uses less digits than its factorization.

1422948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184 (or 103 counting only the distinct ones).

The product of its digits is 4608, while the sum is 30.

The square root of 1422948 is about 1192.8738407728. The cubic root of 1422948 is about 112.4768149752.

The spelling of 1422948 in words is "one million, four hundred twenty-two thousand, nine hundred forty-eight".

Divisors: 1 2 3 4 6 12 19 38 57 76 79 114 158 228 237 316 474 948 1501 3002 4503 6004 6241 9006 12482 18012 18723 24964 37446 74892 118579 237158 355737 474316 711474 1422948