74311344 has 140 divisors (see below), whose sum is σ = 226067376. Its totient is φ = 23607936.

The previous prime is 74311343. The next prime is 74311357. The reversal of 74311344 is 44311347.

74311344 is a `hidden beast` number, since 7 + 4 + 311 + 344 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (74311343) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 268134 + ... + 268410.

Almost surely, 2^74311344 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 74311344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (113033688).

74311344 is an abundant number, since it is smaller than the sum of its proper divisors (151756032).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

74311344 is a wasteful number, since it uses less digits than its factorization.

74311344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326 (or 305 counting only the distinct ones).

The product of its digits is 4032, while the sum is 27.

The square root of 74311344 is about 8620.4027748128. The cubic root of 74311344 is about 420.4216174336.

The spelling of 74311344 in words is "seventy-four million, three hundred eleven thousand, three hundred forty-four".