36573657 has 32 divisors (see below), whose sum is σ = 52939008. Its totient is φ = 22404096.

The previous prime is 36573653. The next prime is 36573659. The reversal of 36573657 is 75637563.

It is not a de Polignac number, because 36573657 - 2² = 36573653 is a prime.

It is not an unprimeable number, because it can be changed into a prime (36573653) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 266893 + ... + 267029.

It is an arithmetic number, because the mean of its divisors is an integer number (1654344).

Almost surely, 2^36573657 is an apocalyptic number.

It is an amenable number.

36573657 is a deficient number, since it is larger than the sum of its proper divisors (16365351).

36573657 is a wasteful number, since it uses less digits than its factorization.

36573657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289.

The product of its digits is 396900, while the sum is 42.

The square root of 36573657 is about 6047.6158112102. The cubic root of 36573657 is about 331.9373551179.

The spelling of 36573657 in words is "thirty-six million, five hundred seventy-three thousand, six hundred fifty-seven".