90344612 has 12 divisors (see below), whose sum is σ = 159880140. Its totient is φ = 44664576.

The previous prime is 90344593. The next prime is 90344623. The reversal of 90344612 is 21644309.

It can be written as a sum of positive squares in 2 ways, for example, as 37258816 + 53085796 = 6104^2 + 7286^2 .

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 126533 + ... + 127244.

It is an arithmetic number, because the mean of its divisors is an integer number (13323345).

Almost surely, 2^90344612 is an apocalyptic number.

It is an amenable number.

90344612 is a deficient number, since it is larger than the sum of its proper divisors (69535528).

90344612 is a wasteful number, since it uses less digits than its factorization.

90344612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253870 (or 253868 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 90344612 is about 9504.9782745675. The cubic root of 90344612 is about 448.7117261088.

The spelling of 90344612 in words is "ninety million, three hundred forty-four thousand, six hundred twelve".