709716040 has 32 divisors (see below), whose sum is σ = 1742031360. Its totient is φ = 258078400.

The previous prime is 709715999. The next prime is 709716047. The reversal of 709716040 is 40617907.

It is a junction number, because it is equal to n+sod(n) for n = 709715987 and 709716005.

It is not an unprimeable number, because it can be changed into a prime (709716047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 806056 + ... + 806935.

It is an arithmetic number, because the mean of its divisors is an integer number (54438480).

Almost surely, 2^709716040 is an apocalyptic number.

It is an amenable number.

709716040 is an abundant number, since it is smaller than the sum of its proper divisors (1032315320).

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

709716040 is a wasteful number, since it uses less digits than its factorization.

709716040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1613013 (or 1613009 counting only the distinct ones).

The product of its (nonzero) digits is 10584, while the sum is 34.

The square root of 709716040 is about 26640.4962416243. The cubic root of 709716040 is about 891.9931930547.

The spelling of 709716040 in words is "seven hundred nine million, seven hundred sixteen thousand, forty".