36643374 has 16 divisors (see below), whose sum is σ = 81429840. Its totient is φ = 12214440.

The previous prime is 36643367. The next prime is 36643429. The reversal of 36643374 is 47334663.

36643374 is a `hidden beast` number, since 3 + 6 + 643 + 3 + 7 + 4 = 666.

It is a congruent number.

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, 339237 + ... + 339344.

It is an arithmetic number, because the mean of its divisors is an integer number (5089365).

Almost surely, 2^36643374 is an apocalyptic number.

36643374 is an abundant number, since it is smaller than the sum of its proper divisors (44786466).

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

36643374 is a wasteful number, since it uses less digits than its factorization.

36643374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 678592 (or 678586 counting only the distinct ones).

The product of its digits is 108864, while the sum is 36.

The square root of 36643374 is about 6053.3770739976. The cubic root of 36643374 is about 332.1481351324.

The spelling of 36643374 in words is "thirty-six million, six hundred forty-three thousand, three hundred seventy-four".