74134080 has 84 divisors (see below), whose sum is σ = 255000252. Its totient is φ = 19768320.

The previous prime is 74134069. The next prime is 74134097. The reversal of 74134080 is 8043147.

It can be written as a sum of positive squares in 2 ways, for example, as 39841344 + 34292736 = 6312^2 + 5856^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9991 + ... + 15750.

Almost surely, 2^74134080 is an apocalyptic number.

It is an amenable number.

74134080 is an abundant number, since it is smaller than the sum of its proper divisors (180866172).

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

74134080 is a wasteful number, since it uses less digits than its factorization.

74134080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25764 (or 25751 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 74134080 is about 8610.1149818106. The cubic root of 74134080 is about 420.0870567837.

The spelling of 74134080 in words is "seventy-four million, one hundred thirty-four thousand, eighty".