90955656 has 64 divisors (see below), whose sum is σ = 275630400. Its totient is φ = 27561600.

The previous prime is 90955637. The next prime is 90955663. The reversal of 90955656 is 65655909.

90955656 is a `hidden beast` number, since 90 + 9 + 556 + 5 + 6 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16765 + ... + 21516.

It is an arithmetic number, because the mean of its divisors is an integer number (4306725).

Almost surely, 2^90955656 is an apocalyptic number.

It is an amenable number.

90955656 is an abundant number, since it is smaller than the sum of its proper divisors (184674744).

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

90955656 is a wasteful number, since it uses less digits than its factorization.

90955656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38307 (or 38297 counting only the distinct ones).

The product of its (nonzero) digits is 364500, while the sum is 45.

The square root of 90955656 is about 9537.0674738098. The cubic root of 90955656 is about 449.7210715889.

It can be divided in two parts, 909 and 55656, that added together give a palindrome (56565).

The spelling of 90955656 in words is "ninety million, nine hundred fifty-five thousand, six hundred fifty-six".