90473252 has 48 divisors (see below), whose sum is σ = 174763008. Its totient is φ = 40796160.

The previous prime is 90473209. The next prime is 90473263. The reversal of 90473252 is 25237409.

It is a happy number.

It is a house number.

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, 351908 + ... + 352164.

It is an arithmetic number, because the mean of its divisors is an integer number (3640896).

Almost surely, 2^90473252 is an apocalyptic number.

It is an amenable number.

90473252 is a deficient number, since it is larger than the sum of its proper divisors (84289756).

90473252 is a wasteful number, since it uses less digits than its factorization.

90473252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 476 (or 474 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 90473252 is about 9511.7428476594. The cubic root of 90473252 is about 448.9245958464.

The spelling of 90473252 in words is "ninety million, four hundred seventy-three thousand, two hundred fifty-two".