36974239 has 2 divisors, whose sum is σ = 36974240. Its totient is φ = 36974238.

The previous prime is 36974213. The next prime is 36974257. The reversal of 36974239 is 93247963.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 36974239 - 2⁵ = 36974207 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 36974195 and 36974204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36974939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18487119 + 18487120.

It is an arithmetic number, because the mean of its divisors is an integer number (18487120).

Almost surely, 2^36974239 is an apocalyptic number.

36974239 is a deficient number, since it is larger than the sum of its proper divisors (1).

36974239 is an equidigital number, since it uses as much as digits as its factorization.

36974239 is an evil number, because the sum of its binary digits is even.

The product of its digits is 244944, while the sum is 43.

The square root of 36974239 is about 6080.6446204329. The cubic root of 36974239 is about 333.1448326448.

The spelling of 36974239 in words is "thirty-six million, nine hundred seventy-four thousand, two hundred thirty-nine".