36583640 has 16 divisors (see below), whose sum is σ = 82313280. Its totient is φ = 14633440.

The previous prime is 36583619. The next prime is 36583649. The reversal of 36583640 is 4638563.

It is a self number, because there is not a number n which added to its sum of digits gives 36583640.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36583649) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 457256 + ... + 457335.

It is an arithmetic number, because the mean of its divisors is an integer number (5144580).

Almost surely, 2^36583640 is an apocalyptic number.

It is an amenable number.

36583640 is an abundant number, since it is smaller than the sum of its proper divisors (45729640).

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

36583640 is a wasteful number, since it uses less digits than its factorization.

36583640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 914602 (or 914598 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 35.

The square root of 36583640 is about 6048.4411214792. The cubic root of 36583640 is about 331.9675538040.

The spelling of 36583640 in words is "thirty-six million, five hundred eighty-three thousand, six hundred forty".