74501845 has 16 divisors (see below), whose sum is σ = 97759872. Its totient is φ = 54055360.

The previous prime is 74501813. The next prime is 74501951. The reversal of 74501845 is 54810547.

It is not a de Polignac number, because 74501845 - 2⁵ = 74501813 is a prime.

It is a Duffinian number.

74501845 is a modest number, since divided by 1845 gives 745 as remainder.

It is a self number, because there is not a number n which added to its sum of digits gives 74501845.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26319 + ... + 29011.

It is an arithmetic number, because the mean of its divisors is an integer number (6109992).

Almost surely, 2^74501845 is an apocalyptic number.

It is an amenable number.

74501845 is a deficient number, since it is larger than the sum of its proper divisors (23258027).

74501845 is a wasteful number, since it uses less digits than its factorization.

74501845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3212.

The product of its (nonzero) digits is 22400, while the sum is 34.

The square root of 74501845 is about 8631.4451281347. The cubic root of 74501845 is about 420.7805684480.

The spelling of 74501845 in words is "seventy-four million, five hundred one thousand, eight hundred forty-five".