90366636 has 24 divisors (see below), whose sum is σ = 212829120. Its totient is φ = 29840272.

The previous prime is 90366629. The next prime is 90366721. The reversal of 90366636 is 63666309.

It is a super-2 number, since 2×90366636² = 16332257803912992, which contains 22 as substring.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 90366594 and 90366603.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 33906 + ... + 36473.

It is an arithmetic number, because the mean of its divisors is an integer number (8867880).

Almost surely, 2^90366636 is an apocalyptic number.

It is an amenable number.

90366636 is an abundant number, since it is smaller than the sum of its proper divisors (122462484).

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

90366636 is a wasteful number, since it uses less digits than its factorization.

90366636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70493 (or 70491 counting only the distinct ones).

The product of its (nonzero) digits is 104976, while the sum is 39.

The square root of 90366636 is about 9506.1367547495. The cubic root of 90366636 is about 448.7481851143.

The spelling of 90366636 in words is "ninety million, three hundred sixty-six thousand, six hundred thirty-six".