36644346 has 16 divisors (see below), whose sum is σ = 81432000. Its totient is φ = 12214764.

The previous prime is 36644327. The next prime is 36644353. The reversal of 36644346 is 64344663.

36644346 is a `hidden beast` number, since 3 + 6 + 644 + 3 + 4 + 6 = 666.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 36644346.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 339246 + ... + 339353.

It is an arithmetic number, because the mean of its divisors is an integer number (5089500).

Almost surely, 2^36644346 is an apocalyptic number.

36644346 is an abundant number, since it is smaller than the sum of its proper divisors (44787654).

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

36644346 is a wasteful number, since it uses less digits than its factorization.

36644346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 678610 (or 678604 counting only the distinct ones).

The product of its digits is 124416, while the sum is 36.

The square root of 36644346 is about 6053.4573592287. The cubic root of 36644346 is about 332.1510719538.

The spelling of 36644346 in words is "thirty-six million, six hundred forty-four thousand, three hundred forty-six".