74427696 has 120 divisors (see below), whose sum is σ = 243270144. Its totient is φ = 20799360.

The previous prime is 74427671. The next prime is 74427721. The reversal of 74427696 is 69672447.

It is an interprime number because it is at equal distance from previous prime (74427671) and next prime (74427721).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 46591 + ... + 48161.

Almost surely, 2^74427696 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 74427696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (121635072).

74427696 is an abundant number, since it is smaller than the sum of its proper divisors (168842448).

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

74427696 is a wasteful number, since it uses less digits than its factorization.

74427696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1639 (or 1630 counting only the distinct ones).

The product of its digits is 508032, while the sum is 45.

The square root of 74427696 is about 8627.1487758123. The cubic root of 74427696 is about 420.6409262015.

The spelling of 74427696 in words is "seventy-four million, four hundred twenty-seven thousand, six hundred ninety-six".