36786731 has 2 divisors, whose sum is σ = 36786732. Its totient is φ = 36786730.

The previous prime is 36786727. The next prime is 36786751. The reversal of 36786731 is 13768763.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 36786731 - 2² = 36786727 is a prime.

It is a super-2 number, since 2×36786731² = 2706527155332722, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (36786751) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18393365 + 18393366.

It is an arithmetic number, because the mean of its divisors is an integer number (18393366).

Almost surely, 2^36786731 is an apocalyptic number.

36786731 is a deficient number, since it is larger than the sum of its proper divisors (1).

36786731 is an equidigital number, since it uses as much as digits as its factorization.

36786731 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 127008, while the sum is 41.

The square root of 36786731 is about 6065.2065916999. The cubic root of 36786731 is about 332.5807172080.

The spelling of 36786731 in words is "thirty-six million, seven hundred eighty-six thousand, seven hundred thirty-one".