718904 has 16 divisors (see below), whose sum is σ = 1367520. Its totient is φ = 354240.

The previous prime is 718901. The next prime is 718919. The reversal of 718904 is 409817.

718904 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×718904² = 1033645922432, which contains 22 as substring.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (718901) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32 + ... + 1199.

It is an arithmetic number, because the mean of its divisors is an integer number (85470).

2⁷¹⁸⁹⁰⁴ is an apocalyptic number.

It is an amenable number.

718904 is a deficient number, since it is larger than the sum of its proper divisors (648616).

718904 is a wasteful number, since it uses less digits than its factorization.

718904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1310 (or 1306 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 29.

The square root of 718904 is about 847.8820672712. The cubic root of 718904 is about 89.5825938765.

The spelling of 718904 in words is "seven hundred eighteen thousand, nine hundred four".