90552900 has 36 divisors (see below), whose sum is σ = 262000592. Its totient is φ = 24147360.

The previous prime is 90552899. The next prime is 90552901. The reversal of 90552900 is 925509.

It is an interprime number because it is at equal distance from previous prime (90552899) and next prime (90552901).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (90552901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 150622 + ... + 151221.

Almost surely, 2^90552900 is an apocalyptic number.

It is an amenable number.

90552900 is an abundant number, since it is smaller than the sum of its proper divisors (171447692).

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

90552900 is a wasteful number, since it uses less digits than its factorization.

90552900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301860 (or 301853 counting only the distinct ones).

The product of its (nonzero) digits is 4050, while the sum is 30.

The square root of 90552900 is about 9515.9287513096. The cubic root of 90552900 is about 449.0562939191.

The spelling of 90552900 in words is "ninety million, five hundred fifty-two thousand, nine hundred".