718374 has 16 divisors (see below), whose sum is σ = 1459008. Its totient is φ = 235752.

The previous prime is 718357. The next prime is 718379. The reversal of 718374 is 473817.

It is a happy number.

It is a super-2 number, since 2×718374² = 1032122407752, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (718379) by changing a digit.

718374 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 492 + ... + 1295.

It is an arithmetic number, because the mean of its divisors is an integer number (91188).

2⁷¹⁸³⁷⁴ is an apocalyptic number.

718374 is an abundant number, since it is smaller than the sum of its proper divisors (740634).

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

718374 is a wasteful number, since it uses less digits than its factorization.

718374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1859.

The product of its digits is 4704, while the sum is 30.

The square root of 718374 is about 847.5694661796. The cubic root of 718374 is about 89.5605740393.

It can be divided in two parts, 7 and 18374, that added together give a palindrome (18381).

The spelling of 718374 in words is "seven hundred eighteen thousand, three hundred seventy-four".