36736691 has 2 divisors, whose sum is σ = 36736692. Its totient is φ = 36736690.

The previous prime is 36736673. The next prime is 36736741. The reversal of 36736691 is 19663763.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 36736691 - 2⁶ = 36736627 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (36736621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18368345 + 18368346.

It is an arithmetic number, because the mean of its divisors is an integer number (18368346).

Almost surely, 2^36736691 is an apocalyptic number.

36736691 is a deficient number, since it is larger than the sum of its proper divisors (1).

36736691 is an equidigital number, since it uses as much as digits as its factorization.

36736691 is an evil number, because the sum of its binary digits is even.

The product of its digits is 122472, while the sum is 41.

The square root of 36736691 is about 6061.0800192705. The cubic root of 36736691 is about 332.4298485806.

The spelling of 36736691 in words is "thirty-six million, seven hundred thirty-six thousand, six hundred ninety-one".