715614749 has 2 divisors, whose sum is σ = 715614750. Its totient is φ = 715614748.

The previous prime is 715614737. The next prime is 715614763. The reversal of 715614749 is 947416517.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 572644900 + 142969849 = 23930^2 + 11957^2 .

It is a cyclic number.

It is not a de Polignac number, because 715614749 - 2⁴ = 715614733 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (715614719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 357807374 + 357807375.

It is an arithmetic number, because the mean of its divisors is an integer number (357807375).

Almost surely, 2^715614749 is an apocalyptic number.

It is an amenable number.

715614749 is a deficient number, since it is larger than the sum of its proper divisors (1).

715614749 is an equidigital number, since it uses as much as digits as its factorization.

715614749 is an evil number, because the sum of its binary digits is even.

The product of its digits is 211680, while the sum is 44.

The square root of 715614749 is about 26750.9765989954. The cubic root of 715614749 is about 894.4576050491.

The spelling of 715614749 in words is "seven hundred fifteen million, six hundred fourteen thousand, seven hundred forty-nine".