36664425 has 36 divisors (see below), whose sum is σ = 75054720. Its totient is φ = 16760160.

The previous prime is 36664421. The next prime is 36664451. The reversal of 36664425 is 52446663.

It is not a de Polignac number, because 36664425 - 2² = 36664421 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 36664425.

It is not an unprimeable number, because it can be changed into a prime (36664421) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 10065 + ... + 13214.

Almost surely, 2^36664425 is an apocalyptic number.

36664425 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

36664425 is an abundant number, since it is smaller than the sum of its proper divisors (38390295).

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

36664425 is a wasteful number, since it uses less digits than its factorization.

36664425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23302 (or 23294 counting only the distinct ones).

The product of its digits is 103680, while the sum is 36.

The square root of 36664425 is about 6055.1156058328. The cubic root of 36664425 is about 332.2117274559.

The spelling of 36664425 in words is "thirty-six million, six hundred sixty-four thousand, four hundred twenty-five".