90153332 has 36 divisors (see below), whose sum is σ = 166824000. Its totient is φ = 42608880.

The previous prime is 90153311. The next prime is 90153359. The reversal of 90153332 is 23335109.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 180419 + ... + 180917.

It is an arithmetic number, because the mean of its divisors is an integer number (4634000).

Almost surely, 2^90153332 is an apocalyptic number.

It is an amenable number.

90153332 is a deficient number, since it is larger than the sum of its proper divisors (76670668).

90153332 is a wasteful number, since it uses less digits than its factorization.

90153332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 612 (or 579 counting only the distinct ones).

The product of its (nonzero) digits is 2430, while the sum is 26.

The square root of 90153332 is about 9494.9108473961. The cubic root of 90153332 is about 448.3948275801.

The spelling of 90153332 in words is "ninety million, one hundred fifty-three thousand, three hundred thirty-two".