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1395048 = 233371571
BaseRepresentation
bin101010100100101101000
32121212122110
411110211220
5324120143
645522320
714600124
oct5244550
92555573
101395048
11873136
125733a0
1339ac95
14284584
151c8533
hex154968

1395048 has 32 divisors (see below), whose sum is σ = 3584160. Its totient is φ = 452160.

The previous prime is 1395047. The next prime is 1395059. The reversal of 1395048 is 8405931.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (1395047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103 + ... + 1673.

It is an arithmetic number, because the mean of its divisors is an integer number (112005).

21395048 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 1395048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1792080).

1395048 is an abundant number, since it is smaller than the sum of its proper divisors (2189112).

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

1395048 is a wasteful number, since it uses less digits than its factorization.

1395048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1617 (or 1613 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 1395048 is about 1181.1215009473. The cubic root of 1395048 is about 111.7368396335.

The spelling of 1395048 in words is "one million, three hundred ninety-five thousand, forty-eight".

Divisors: 1 2 3 4 6 8 12 24 37 74 111 148 222 296 444 888 1571 3142 4713 6284 9426 12568 18852 37704 58127 116254 174381 232508 348762 465016 697524 1395048