73479791 has 12 divisors (see below), whose sum is σ = 92306256. Its totient is φ = 57256320.

The previous prime is 73479773. The next prime is 73479793. The reversal of 73479791 is 19797437.

It is not a de Polignac number, because 73479791 - 2⁶ = 73479727 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73479793) 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, 42530 + ... + 44223.

It is an arithmetic number, because the mean of its divisors is an integer number (7692188).

Almost surely, 2^73479791 is an apocalyptic number.

73479791 is a deficient number, since it is larger than the sum of its proper divisors (18826465).

73479791 is a wasteful number, since it uses less digits than its factorization.

73479791 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86782 (or 86771 counting only the distinct ones).

The product of its digits is 333396, while the sum is 47.

The square root of 73479791 is about 8572.0354058998. The cubic root of 73479791 is about 418.8475416644.

The spelling of 73479791 in words is "seventy-three million, four hundred seventy-nine thousand, seven hundred ninety-one".