73979523 has 12 divisors (see below), whose sum is σ = 111505680. Its totient is φ = 47175216.

The previous prime is 73979513. The next prime is 73979531. The reversal of 73979523 is 32597937.

It is not a de Polignac number, because 73979523 - 2⁶ = 73979459 is a prime.

It is not an unprimeable number, because it can be changed into a prime (73979513) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 178488 + ... + 178901.

It is an arithmetic number, because the mean of its divisors is an integer number (9292140).

Almost surely, 2^73979523 is an apocalyptic number.

73979523 is a deficient number, since it is larger than the sum of its proper divisors (37526157).

73979523 is a wasteful number, since it uses less digits than its factorization.

73979523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357418 (or 357415 counting only the distinct ones).

The product of its digits is 357210, while the sum is 45.

The square root of 73979523 is about 8601.1349832449. The cubic root of 73979523 is about 419.7949168824.

The spelling of 73979523 in words is "seventy-three million, nine hundred seventy-nine thousand, five hundred twenty-three".