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392088 = 23317312
BaseRepresentation
bin1011111101110011000
3201220211210
41133232120
5100021323
612223120
73222054
oct1375630
9656753
10392088
11248644
1216aaa0
13109608
14a2c64
157b293
hex5fb98

392088 has 48 divisors (see below), whose sum is σ = 1072440. Its totient is φ = 119040.

The previous prime is 392087. The next prime is 392099. The reversal of 392088 is 880293.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 392088.

It is not an unprimeable number, because it can be changed into a prime (392087) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12633 + ... + 12663.

2392088 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 392088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (536220).

392088 is an abundant number, since it is smaller than the sum of its proper divisors (680352).

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

392088 is a wasteful number, since it uses less digits than its factorization.

392088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88 (or 53 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 392088 is about 626.1693061784. The cubic root of 392088 is about 73.1915903027.

The spelling of 392088 in words is "three hundred ninety-two thousand, eighty-eight".

Divisors: 1 2 3 4 6 8 12 17 24 31 34 51 62 68 93 102 124 136 186 204 248 372 408 527 744 961 1054 1581 1922 2108 2883 3162 3844 4216 5766 6324 7688 11532 12648 16337 23064 32674 49011 65348 98022 130696 196044 392088