74699856 has 120 divisors (see below), whose sum is σ = 260679744. Its totient is φ = 19399680.

The previous prime is 74699789. The next prime is 74699879. The reversal of 74699856 is 65899647.

It is a congruent number.

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, 7720 + ... + 14456.

Almost surely, 2^74699856 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 74699856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (130339872).

74699856 is an abundant number, since it is smaller than the sum of its proper divisors (185979888).

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

74699856 is a wasteful number, since it uses less digits than its factorization.

74699856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6769 (or 6760 counting only the distinct ones).

The product of its digits is 3265920, while the sum is 54.

The square root of 74699856 is about 8642.9078440071. The cubic root of 74699856 is about 421.1530221982.

The spelling of 74699856 in words is "seventy-four million, six hundred ninety-nine thousand, eight hundred fifty-six".