74534516 has 12 divisors (see below), whose sum is σ = 149069088. Its totient is φ = 31943352.

The previous prime is 74534501. The next prime is 74534543. The reversal of 74534516 is 61543547.

74534516 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1330946 + ... + 1331001.

It is an arithmetic number, because the mean of its divisors is an integer number (12422424).

Almost surely, 2^74534516 is an apocalyptic number.

It is an amenable number.

74534516 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

74534516 is a wasteful number, since it uses less digits than its factorization.

74534516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2661958 (or 2661956 counting only the distinct ones).

The product of its digits is 50400, while the sum is 35.

The square root of 74534516 is about 8633.3374774765. The cubic root of 74534516 is about 420.8420672065.

The spelling of 74534516 in words is "seventy-four million, five hundred thirty-four thousand, five hundred sixteen".