74359845 has 24 divisors (see below), whose sum is σ = 147303936. Its totient is φ = 33992928.

The previous prime is 74359829. The next prime is 74359849. The reversal of 74359845 is 54895347.

It is not a de Polignac number, because 74359845 - 2⁴ = 74359829 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 74359845.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74359849) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 117717 + ... + 118346.

It is an arithmetic number, because the mean of its divisors is an integer number (6137664).

Almost surely, 2^74359845 is an apocalyptic number.

It is an amenable number.

74359845 is a deficient number, since it is larger than the sum of its proper divisors (72944091).

74359845 is a wasteful number, since it uses less digits than its factorization.

74359845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236081 (or 236078 counting only the distinct ones).

The product of its digits is 604800, while the sum is 45.

The square root of 74359845 is about 8623.2154675620. The cubic root of 74359845 is about 420.5130634731.

The spelling of 74359845 in words is "seventy-four million, three hundred fifty-nine thousand, eight hundred forty-five".