368040949 has 2 divisors, whose sum is σ = 368040950. Its totient is φ = 368040948.

The previous prime is 368040947. The next prime is 368040971. The reversal of 368040949 is 949040863.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 367488900 + 552049 = 19170^2 + 743^2 .

It is a cyclic number.

It is not a de Polignac number, because 368040949 - 2¹ = 368040947 is a prime.

Together with 368040947, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (368040941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 184020474 + 184020475.

It is an arithmetic number, because the mean of its divisors is an integer number (184020475).

Almost surely, 2^368040949 is an apocalyptic number.

It is an amenable number.

368040949 is a deficient number, since it is larger than the sum of its proper divisors (1).

368040949 is an equidigital number, since it uses as much as digits as its factorization.

368040949 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 186624, while the sum is 43.

The square root of 368040949 is about 19184.3933706542. The cubic root of 368040949 is about 716.6361533310.

The spelling of 368040949 in words is "three hundred sixty-eight million, forty thousand, nine hundred forty-nine".