36656531 has 2 divisors, whose sum is σ = 36656532. Its totient is φ = 36656530.

The previous prime is 36656527. The next prime is 36656563. The reversal of 36656531 is 13565663.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 36656531 - 2² = 36656527 is a prime.

It is a super-2 number, since 2×36656531² = 2687402529907922, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 36656491 and 36656500.

It is not a weakly prime, because it can be changed into another prime (36653531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18328265 + 18328266.

It is an arithmetic number, because the mean of its divisors is an integer number (18328266).

Almost surely, 2^36656531 is an apocalyptic number.

36656531 is a deficient number, since it is larger than the sum of its proper divisors (1).

36656531 is an equidigital number, since it uses as much as digits as its factorization.

36656531 is an evil number, because the sum of its binary digits is even.

The product of its digits is 48600, while the sum is 35.

The square root of 36656531 is about 6054.4637252196. The cubic root of 36656531 is about 332.1878835654.

The spelling of 36656531 in words is "thirty-six million, six hundred fifty-six thousand, five hundred thirty-one".