74407406 has 12 divisors (see below), whose sum is σ = 112882536. Its totient is φ = 36781200.

The previous prime is 74407393. The next prime is 74407429. The reversal of 74407406 is 60470447.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 123506 + ... + 124106.

It is an arithmetic number, because the mean of its divisors is an integer number (9406878).

Almost surely, 2^74407406 is an apocalyptic number.

74407406 is a deficient number, since it is larger than the sum of its proper divisors (38475130).

74407406 is an equidigital number, since it uses as much as digits as its factorization.

74407406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1307 (or 706 counting only the distinct ones).

The product of its (nonzero) digits is 18816, while the sum is 32.

The square root of 74407406 is about 8625.9727567388. The cubic root of 74407406 is about 420.6026985859.

The spelling of 74407406 in words is "seventy-four million, four hundred seven thousand, four hundred six".