36561652 has 12 divisors (see below), whose sum is σ = 64570660. Its totient is φ = 18112896.

The previous prime is 36561599. The next prime is 36561677. The reversal of 36561652 is 25616563.

It can be written as a sum of positive squares in 2 ways, for example, as 20848356 + 15713296 = 4566^2 + 3964^2 .

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41493 + ... + 42364.

Almost surely, 2^36561652 is an apocalyptic number.

It is an amenable number.

36561652 is a deficient number, since it is larger than the sum of its proper divisors (28009008).

36561652 is a wasteful number, since it uses less digits than its factorization.

36561652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83970 (or 83968 counting only the distinct ones).

The product of its digits is 32400, while the sum is 34.

The square root of 36561652 is about 6046.6231898474. The cubic root of 36561652 is about 331.9010325809.

The spelling of 36561652 in words is "thirty-six million, five hundred sixty-one thousand, six hundred fifty-two".