715408906 has 16 divisors (see below), whose sum is σ = 1089418824. Its totient is φ = 352283904.

The previous prime is 715408901. The next prime is 715408913. The reversal of 715408906 is 609804517.

It can be written as a sum of positive squares in 4 ways, for example, as 568393281 + 147015625 = 23841^2 + 12125^2 .

It is not an unprimeable number, because it can be changed into a prime (715408901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 107286 + ... + 113758.

Almost surely, 2^715408906 is an apocalyptic number.

715408906 is a deficient number, since it is larger than the sum of its proper divisors (374009918).

715408906 is a wasteful number, since it uses less digits than its factorization.

715408906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7305.

The product of its (nonzero) digits is 60480, while the sum is 40.

The square root of 715408906 is about 26747.1289300366. The cubic root of 715408906 is about 894.3718347407.

The spelling of 715408906 in words is "seven hundred fifteen million, four hundred eight thousand, nine hundred six".