718804434 has 32 divisors (see below), whose sum is σ = 1469767680. Its totient is φ = 234285200.

The previous prime is 718804403. The next prime is 718804483. The reversal of 718804434 is 434408817.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 718804392 and 718804401.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62299 + ... + 72929.

It is an arithmetic number, because the mean of its divisors is an integer number (45930240).

Almost surely, 2^718804434 is an apocalyptic number.

718804434 is an abundant number, since it is smaller than the sum of its proper divisors (750963246).

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

718804434 is a wasteful number, since it uses less digits than its factorization.

718804434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10886.

The product of its (nonzero) digits is 86016, while the sum is 39.

The square root of 718804434 is about 26810.5284170230. The cubic root of 718804434 is about 895.7845804733.

The spelling of 718804434 in words is "seven hundred eighteen million, eight hundred four thousand, four hundred thirty-four".