90473700 has 36 divisors (see below), whose sum is σ = 261771440. Its totient is φ = 24126240.

The previous prime is 90473699. The next prime is 90473701. The reversal of 90473700 is 737409.

It is an interprime number because it is at equal distance from previous prime (90473699) and next prime (90473701).

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 (90473701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 150490 + ... + 151089.

Almost surely, 2^90473700 is an apocalyptic number.

It is an amenable number.

90473700 is an abundant number, since it is smaller than the sum of its proper divisors (171297740).

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

90473700 is a wasteful number, since it uses less digits than its factorization.

90473700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301596 (or 301589 counting only the distinct ones).

The product of its (nonzero) digits is 5292, while the sum is 30.

The square root of 90473700 is about 9511.7663974679. The cubic root of 90473700 is about 448.9253368311.

The spelling of 90473700 in words is "ninety million, four hundred seventy-three thousand, seven hundred".