74648682 has 64 divisors (see below), whose sum is σ = 180326400. Its totient is φ = 22803120.

The previous prime is 74648677. The next prime is 74648687. The reversal of 74648682 is 28684647.

It is an interprime number because it is at equal distance from previous prime (74648677) and next prime (74648687).

It is not an unprimeable number, because it can be changed into a prime (74648687) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 30633 + ... + 32979.

It is an arithmetic number, because the mean of its divisors is an integer number (2817600).

Almost surely, 2^74648682 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 74648682, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90163200).

74648682 is an abundant number, since it is smaller than the sum of its proper divisors (105677718).

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

74648682 is a wasteful number, since it uses less digits than its factorization.

74648682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2408 (or 2402 counting only the distinct ones).

The product of its digits is 516096, while the sum is 45.

The square root of 74648682 is about 8639.9468748367. The cubic root of 74648682 is about 421.0568283129.

The spelling of 74648682 in words is "seventy-four million, six hundred forty-eight thousand, six hundred eighty-two".