715770449 has 2 divisors, whose sum is σ = 715770450. Its totient is φ = 715770448.

The previous prime is 715770427. The next prime is 715770479. The reversal of 715770449 is 944077517.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 666672400 + 49098049 = 25820^2 + 7007^2 .

It is a cyclic number.

It is not a de Polignac number, because 715770449 - 2²⁰ = 714721873 is a prime.

It is not a weakly prime, because it can be changed into another prime (715770479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 357885224 + 357885225.

It is an arithmetic number, because the mean of its divisors is an integer number (357885225).

Almost surely, 2^715770449 is an apocalyptic number.

It is an amenable number.

715770449 is a deficient number, since it is larger than the sum of its proper divisors (1).

715770449 is an equidigital number, since it uses as much as digits as its factorization.

715770449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 246960, while the sum is 44.

The square root of 715770449 is about 26753.8866148453. The cubic root of 715770449 is about 894.5224709331.

The spelling of 715770449 in words is "seven hundred fifteen million, seven hundred seventy thousand, four hundred forty-nine".