74718268 has 12 divisors (see below), whose sum is σ = 135266040. Its totient is φ = 36070832.

The previous prime is 74718263. The next prime is 74718269. The reversal of 74718268 is 86281747.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74718263) 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, 321946 + ... + 322177.

It is an arithmetic number, because the mean of its divisors is an integer number (11272170).

Almost surely, 2^74718268 is an apocalyptic number.

It is an amenable number.

74718268 is a deficient number, since it is larger than the sum of its proper divisors (60547772).

74718268 is a wasteful number, since it uses less digits than its factorization.

74718268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 644156 (or 644154 counting only the distinct ones).

The product of its digits is 150528, while the sum is 43.

The square root of 74718268 is about 8643.9729291571. The cubic root of 74718268 is about 421.1876212494.

The spelling of 74718268 in words is "seventy-four million, seven hundred eighteen thousand, two hundred sixty-eight".