368732489 has 2 divisors, whose sum is σ = 368732490. Its totient is φ = 368732488.

The previous prime is 368732479. The next prime is 368732543. The reversal of 368732489 is 984237863.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 239228089 + 129504400 = 15467^2 + 11380^2 .

It is a cyclic number.

It is not a de Polignac number, because 368732489 - 2²⁰ = 367683913 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (368732479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 184366244 + 184366245.

It is an arithmetic number, because the mean of its divisors is an integer number (184366245).

Almost surely, 2^368732489 is an apocalyptic number.

It is an amenable number.

368732489 is a deficient number, since it is larger than the sum of its proper divisors (1).

368732489 is an equidigital number, since it uses as much as digits as its factorization.

368732489 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1741824, while the sum is 50.

The square root of 368732489 is about 19202.4084166544. The cubic root of 368732489 is about 717.0847198058.

The spelling of 368732489 in words is "three hundred sixty-eight million, seven hundred thirty-two thousand, four hundred eighty-nine".