36947899 has 2 divisors, whose sum is σ = 36947900. Its totient is φ = 36947898.

The previous prime is 36947893. The next prime is 36947923. The reversal of 36947899 is 99874963.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 36947899 - 2³ = 36947891 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (36947891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18473949 + 18473950.

It is an arithmetic number, because the mean of its divisors is an integer number (18473950).

Almost surely, 2^36947899 is an apocalyptic number.

36947899 is a deficient number, since it is larger than the sum of its proper divisors (1).

36947899 is an equidigital number, since it uses as much as digits as its factorization.

36947899 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2939328, while the sum is 55.

The square root of 36947899 is about 6078.4783457704. The cubic root of 36947899 is about 333.0657044040.

The spelling of 36947899 in words is "thirty-six million, nine hundred forty-seven thousand, eight hundred ninety-nine".