715984 has 20 divisors (see below), whose sum is σ = 1408516. Its totient is φ = 352512.

The previous prime is 715973. The next prime is 715991. The reversal of 715984 is 489517.

It is a happy number.

715984 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 138384 + 577600 = 372^2 + 760^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 862 + ... + 1474.

2⁷¹⁵⁹⁸⁴ is an apocalyptic number.

It is an amenable number.

715984 is a deficient number, since it is larger than the sum of its proper divisors (692532).

715984 is a wasteful number, since it uses less digits than its factorization.

715984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 694 (or 688 counting only the distinct ones).

The product of its digits is 10080, while the sum is 34.

The square root of 715984 is about 846.1583776102. The cubic root of 715984 is about 89.4611422716.

The spelling of 715984 in words is "seven hundred fifteen thousand, nine hundred eighty-four".