718412 has 6 divisors (see below), whose sum is σ = 1257228. Its totient is φ = 359204.

The previous prime is 718411. The next prime is 718423. The reversal of 718412 is 214817.

It is a super-2 number, since 2×718412² = 1032231603488, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (718411) by changing a digit.

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 as a sum of consecutive naturals, namely, 89798 + ... + 89805.

It is an arithmetic number, because the mean of its divisors is an integer number (209538).

2⁷¹⁸⁴¹² is an apocalyptic number.

It is an amenable number.

718412 is a deficient number, since it is larger than the sum of its proper divisors (538816).

718412 is a wasteful number, since it uses less digits than its factorization.

718412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179607 (or 179605 counting only the distinct ones).

The product of its digits is 448, while the sum is 23.

The square root of 718412 is about 847.5918829248. The cubic root of 718412 is about 89.5621531804.

The spelling of 718412 in words is "seven hundred eighteen thousand, four hundred twelve".