74419344 has 80 divisors (see below), whose sum is σ = 220541440. Its totient is φ = 24001920.

The previous prime is 74419327. The next prime is 74419357. The reversal of 74419344 is 44391447.

It is a super-2 number, since 2×74419344² = 11076477522780672, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 74419299 and 74419308.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10614 + ... + 16170.

It is an arithmetic number, because the mean of its divisors is an integer number (2756768).

Almost surely, 2^74419344 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 74419344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (110270720).

74419344 is an abundant number, since it is smaller than the sum of its proper divisors (146122096).

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

74419344 is a wasteful number, since it uses less digits than its factorization.

74419344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5605 (or 5593 counting only the distinct ones).

The product of its digits is 48384, while the sum is 36.

The square root of 74419344 is about 8626.6647089127. The cubic root of 74419344 is about 420.6251913581.

The spelling of 74419344 in words is "seventy-four million, four hundred nineteen thousand, three hundred forty-four".