73133613 has 24 divisors (see below), whose sum is σ = 120983616. Its totient is φ = 41702400.

The previous prime is 73133611. The next prime is 73133623. The reversal of 73133613 is 31633137.

It is not a de Polignac number, because 73133613 - 2¹ = 73133611 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73133611) 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, 39478 + ... + 41288.

It is an arithmetic number, because the mean of its divisors is an integer number (5040984).

Almost surely, 2^73133613 is an apocalyptic number.

It is an amenable number.

73133613 is a deficient number, since it is larger than the sum of its proper divisors (47850003).

73133613 is a wasteful number, since it uses less digits than its factorization.

73133613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2465 (or 2462 counting only the distinct ones).

The product of its digits is 3402, while the sum is 27.

The square root of 73133613 is about 8551.8192801298. The cubic root of 73133613 is about 418.1887478129.

The spelling of 73133613 in words is "seventy-three million, one hundred thirty-three thousand, six hundred thirteen".