715770432 has 420 divisors, whose sum is σ = 2474701680. Its totient is φ = 203793408.

The previous prime is 715770427. The next prime is 715770449. The reversal of 715770432 is 234077517.

715770432 is a `hidden beast` number, since 7 + 157 + 70 + 432 = 666.

It is a super-2 number, since 2×715770432² = 1024654622650933248, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 16645803 + ... + 16645845.

Almost surely, 2^715770432 is an apocalyptic number.

715770432 is a gapful number since it is divisible by the number (72) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 715770432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1237350840).

715770432 is an abundant number, since it is smaller than the sum of its proper divisors (1758931248).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

715770432 is a wasteful number, since it uses less digits than its factorization.

715770432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112 (or 80 counting only the distinct ones).

The product of its (nonzero) digits is 41160, while the sum is 36.

The square root of 715770432 is about 26753.8862971345. The cubic root of 715770432 is about 894.5224638513.

The spelling of 715770432 in words is "seven hundred fifteen million, seven hundred seventy thousand, four hundred thirty-two".