715387748 has 24 divisors (see below), whose sum is σ = 1306859064. Its totient is φ = 342316800.

The previous prime is 715387709. The next prime is 715387759. The reversal of 715387748 is 847783517.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 233233984 + 482153764 = 15272^2 + 21958^2 .

It is a junction number, because it is equal to n+sod(n) for n = 715387696 and 715387705.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30593 + ... + 48648.

It is an arithmetic number, because the mean of its divisors is an integer number (54452461).

Almost surely, 2^715387748 is an apocalyptic number.

It is an amenable number.

715387748 is a deficient number, since it is larger than the sum of its proper divisors (591471316).

715387748 is a wasteful number, since it uses less digits than its factorization.

715387748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79343 (or 79341 counting only the distinct ones).

The product of its digits is 1317120, while the sum is 50.

The square root of 715387748 is about 26746.7334080257. The cubic root of 715387748 is about 894.3630177291.

The spelling of 715387748 in words is "seven hundred fifteen million, three hundred eighty-seven thousand, seven hundred forty-eight".