90007612 has 6 divisors (see below), whose sum is σ = 157513328. Its totient is φ = 45003804.

The previous prime is 90007609. The next prime is 90007633. The reversal of 90007612 is 21670009.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11250948 + ... + 11250955.

Almost surely, 2^90007612 is an apocalyptic number.

It is an amenable number.

90007612 is a deficient number, since it is larger than the sum of its proper divisors (67505716).

90007612 is a wasteful number, since it uses less digits than its factorization.

90007612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22501907 (or 22501905 counting only the distinct ones).

The product of its (nonzero) digits is 756, while the sum is 25.

The square root of 90007612 is about 9487.2341596484. The cubic root of 90007612 is about 448.1531085414.

The spelling of 90007612 in words is "ninety million, seven thousand, six hundred twelve".