90668832 has 24 divisors (see below), whose sum is σ = 238005936. Its totient is φ = 30222912.

The previous prime is 90668813. The next prime is 90668843. The reversal of 90668832 is 23886609.

It is a tau number, because it is divible by the number of its divisors (24).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 472138 + ... + 472329.

It is an arithmetic number, because the mean of its divisors is an integer number (9916914).

Almost surely, 2^90668832 is an apocalyptic number.

It is an amenable number.

90668832 is an abundant number, since it is smaller than the sum of its proper divisors (147337104).

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

90668832 is a wasteful number, since it uses less digits than its factorization.

90668832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 944480 (or 944472 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 42.

The square root of 90668832 is about 9522.0182734544. The cubic root of 90668832 is about 449.2478496953.

The spelling of 90668832 in words is "ninety million, six hundred sixty-eight thousand, eight hundred thirty-two".