718423474 has 8 divisors (see below), whose sum is σ = 1095301548. Its totient is φ = 353322960.

The previous prime is 718423463. The next prime is 718423477. The reversal of 718423474 is 474324817.

It can be written as a sum of positive squares in 2 ways, for example, as 660130249 + 58293225 = 25693^2 + 7635^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×718423474² = 1032264575988457352, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (718423477) 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, 2944237 + ... + 2944480.

Almost surely, 2^718423474 is an apocalyptic number.

718423474 is a deficient number, since it is larger than the sum of its proper divisors (376878074).

718423474 is a wasteful number, since it uses less digits than its factorization.

718423474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5888780.

The product of its digits is 150528, while the sum is 40.

The square root of 718423474 is about 26803.4228038137. The cubic root of 718423474 is about 895.6262998695.

The spelling of 718423474 in words is "seven hundred eighteen million, four hundred twenty-three thousand, four hundred seventy-four".