74242268 has 12 divisors (see below), whose sum is σ = 130003272. Its totient is φ = 37098480.

The previous prime is 74242211. The next prime is 74242279. The reversal of 74242268 is 86224247.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3278 + ... + 12618.

It is an arithmetic number, because the mean of its divisors is an integer number (10833606).

Almost surely, 2^74242268 is an apocalyptic number.

It is an amenable number.

74242268 is a deficient number, since it is larger than the sum of its proper divisors (55761004).

74242268 is a wasteful number, since it uses less digits than its factorization.

74242268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11332 (or 11330 counting only the distinct ones).

The product of its digits is 43008, while the sum is 35.

The square root of 74242268 is about 8616.3953019810. The cubic root of 74242268 is about 420.2913096184.

The spelling of 74242268 in words is "seventy-four million, two hundred forty-two thousand, two hundred sixty-eight".