36579640 has 16 divisors (see below), whose sum is σ = 82304280. Its totient is φ = 14631840.

The previous prime is 36579629. The next prime is 36579661. The reversal of 36579640 is 4697563.

It is a Harshad number since it is a multiple of its sum of digits (40), and also a Moran number because the ratio is a prime number: 914491 = 36579640 / (3 + 6 + 5 + 7 + 9 + 6 + 4 + 0).

It is a junction number, because it is equal to n+sod(n) for n = 36579593 and 36579602.

It is a congruent number.

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, 457206 + ... + 457285.

Almost surely, 2^36579640 is an apocalyptic number.

It is an amenable number.

36579640 is an abundant number, since it is smaller than the sum of its proper divisors (45724640).

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

36579640 is a wasteful number, since it uses less digits than its factorization.

36579640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 914502 (or 914498 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 40.

The square root of 36579640 is about 6048.1104487269. The cubic root of 36579640 is about 331.9554544192.

The spelling of 36579640 in words is "thirty-six million, five hundred seventy-nine thousand, six hundred forty".