367036721 has 2 divisors, whose sum is σ = 367036722. Its totient is φ = 367036720.

The previous prime is 367036711. The next prime is 367036723. The reversal of 367036721 is 127630763.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 339996721 + 27040000 = 18439^2 + 5200^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-367036721 is a prime.

Together with 367036723, it forms a pair of twin primes.

It is a Chen prime.

It is an alternating number because its digits alternate between odd and even.

It is not a weakly prime, because it can be changed into another prime (367036723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 183518360 + 183518361.

It is an arithmetic number, because the mean of its divisors is an integer number (183518361).

Almost surely, 2^367036721 is an apocalyptic number.

It is an amenable number.

367036721 is a deficient number, since it is larger than the sum of its proper divisors (1).

367036721 is an equidigital number, since it uses as much as digits as its factorization.

367036721 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31752, while the sum is 35.

The square root of 367036721 is about 19158.2024469938. The cubic root of 367036721 is about 715.9837606722.

The spelling of 367036721 in words is "three hundred sixty-seven million, thirty-six thousand, seven hundred twenty-one".