36974939 has 2 divisors, whose sum is σ = 36974940. Its totient is φ = 36974938.

The previous prime is 36974933. The next prime is 36974941. The reversal of 36974939 is 93947963.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 36974939 - 2⁸ = 36974683 is a prime.

It is a super-2 number, since 2×36974939² = 2734292228107442, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 36974941, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (36974933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18487469 + 18487470.

It is an arithmetic number, because the mean of its divisors is an integer number (18487470).

Almost surely, 2^36974939 is an apocalyptic number.

36974939 is a deficient number, since it is larger than the sum of its proper divisors (1).

36974939 is an equidigital number, since it uses as much as digits as its factorization.

36974939 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1102248, while the sum is 50.

The square root of 36974939 is about 6080.7021798473. The cubic root of 36974939 is about 333.1469350086.

The spelling of 36974939 in words is "thirty-six million, nine hundred seventy-four thousand, nine hundred thirty-nine".