74435745 has 16 divisors (see below), whose sum is σ = 119224512. Its totient is φ = 39656640.

The previous prime is 74435729. The next prime is 74435821. The reversal of 74435745 is 54753447.

It is not a de Polignac number, because 74435745 - 2⁴ = 74435729 is a prime.

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, 16150 + ... + 20240.

It is an arithmetic number, because the mean of its divisors is an integer number (7451532).

Almost surely, 2^74435745 is an apocalyptic number.

It is an amenable number.

74435745 is a deficient number, since it is larger than the sum of its proper divisors (44788767).

74435745 is a wasteful number, since it uses less digits than its factorization.

74435745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5312.

The product of its digits is 235200, while the sum is 39.

The square root of 74435745 is about 8627.6152556776. The cubic root of 74435745 is about 420.6560890910.

The spelling of 74435745 in words is "seventy-four million, four hundred thirty-five thousand, seven hundred forty-five".