715735725 has 12 divisors (see below), whose sum is σ = 1183349856. Its totient is φ = 381725680.

The previous prime is 715735723. The next prime is 715735759. The reversal of 715735725 is 527537517.

It is a happy number.

It is not a de Polignac number, because 715735725 - 2¹ = 715735723 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (715735723) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4771497 + ... + 4771646.

It is an arithmetic number, because the mean of its divisors is an integer number (98612488).

Almost surely, 2^715735725 is an apocalyptic number.

715735725 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

715735725 is a deficient number, since it is larger than the sum of its proper divisors (467614131).

715735725 is a wasteful number, since it uses less digits than its factorization.

715735725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9543156 (or 9543151 counting only the distinct ones).

The product of its digits is 257250, while the sum is 42.

The square root of 715735725 is about 26753.2376545345. The cubic root of 715735725 is about 894.5080054479.

The spelling of 715735725 in words is "seven hundred fifteen million, seven hundred thirty-five thousand, seven hundred twenty-five".