73959145 has 32 divisors (see below), whose sum is σ = 101493504. Its totient is φ = 51321600.

The previous prime is 73959139. The next prime is 73959167. The reversal of 73959145 is 54195937.

It is not a de Polignac number, because 73959145 - 2¹¹ = 73957097 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 90790 + ... + 91600.

It is an arithmetic number, because the mean of its divisors is an integer number (3171672).

Almost surely, 2^73959145 is an apocalyptic number.

It is an amenable number.

73959145 is a deficient number, since it is larger than the sum of its proper divisors (27534359).

73959145 is a wasteful number, since it uses less digits than its factorization.

73959145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 913.

The product of its digits is 170100, while the sum is 43.

The square root of 73959145 is about 8599.9502905540. The cubic root of 73959145 is about 419.7563685290.

The spelling of 73959145 in words is "seventy-three million, nine hundred fifty-nine thousand, one hundred forty-five".