90551932 has 6 divisors (see below), whose sum is σ = 158465888. Its totient is φ = 45275964.

The previous prime is 90551927. The next prime is 90551941. The reversal of 90551932 is 23915509.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11318988 + ... + 11318995.

Almost surely, 2^90551932 is an apocalyptic number.

It is an amenable number.

90551932 is a deficient number, since it is larger than the sum of its proper divisors (67913956).

90551932 is a wasteful number, since it uses less digits than its factorization.

90551932 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22637987 (or 22637985 counting only the distinct ones).

The product of its (nonzero) digits is 12150, while the sum is 34.

The square root of 90551932 is about 9515.8778890862. The cubic root of 90551932 is about 449.0546937935.

The spelling of 90551932 in words is "ninety million, five hundred fifty-one thousand, nine hundred thirty-two".