90210332 has 12 divisors (see below), whose sum is σ = 161718816. Its totient is φ = 44004960.

The previous prime is 90210319. The next prime is 90210349. The reversal of 90210332 is 23301209.

It is a congruent number.

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, 274868 + ... + 275195.

It is an arithmetic number, because the mean of its divisors is an integer number (13476568).

Almost surely, 2^90210332 is an apocalyptic number.

It is an amenable number.

90210332 is a deficient number, since it is larger than the sum of its proper divisors (71508484).

90210332 is a wasteful number, since it uses less digits than its factorization.

90210332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 550108 (or 550106 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 90210332 is about 9497.9119810619. The cubic root of 90210332 is about 448.4893078024.

The spelling of 90210332 in words is "ninety million, two hundred ten thousand, three hundred thirty-two".