74980134 has 64 divisors (see below), whose sum is σ = 175841280. Its totient is φ = 23647680.

The previous prime is 74980123. The next prime is 74980151. The reversal of 74980134 is 43108947.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 78202 + ... + 79154.

It is an arithmetic number, because the mean of its divisors is an integer number (2747520).

Almost surely, 2^74980134 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 74980134, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (87920640).

74980134 is an abundant number, since it is smaller than the sum of its proper divisors (100861146).

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

74980134 is a wasteful number, since it uses less digits than its factorization.

74980134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1042 (or 1036 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 74980134 is about 8659.1069978376. The cubic root of 74980134 is about 421.6790946221.

The spelling of 74980134 in words is "seventy-four million, nine hundred eighty thousand, one hundred thirty-four".