90255932 has 24 divisors (see below), whose sum is σ = 170675232. Its totient is φ = 41515200.

The previous prime is 90255889. The next prime is 90255953. The reversal of 90255932 is 23955209.

It is a super-2 number, since 2×90255932² = 16292266522377248, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 90255892 and 90255901.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13382 + ... + 18962.

It is an arithmetic number, because the mean of its divisors is an integer number (7111468).

Almost surely, 2^90255932 is an apocalyptic number.

It is an amenable number.

90255932 is a deficient number, since it is larger than the sum of its proper divisors (80419300).

90255932 is a wasteful number, since it uses less digits than its factorization.

90255932 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5909 (or 5907 counting only the distinct ones).

The product of its (nonzero) digits is 24300, while the sum is 35.

The square root of 90255932 is about 9500.3122053962. The cubic root of 90255932 is about 448.5648633293.

The spelling of 90255932 in words is "ninety million, two hundred fifty-five thousand, nine hundred thirty-two".