73536723 has 24 divisors (see below), whose sum is σ = 117489008. Its totient is φ = 44027712.

The previous prime is 73536689. The next prime is 73536731. The reversal of 73536723 is 32763537.

It is a happy number.

It is not a de Polignac number, because 73536723 - 2⁸ = 73536467 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73536733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4165 + ... + 12822.

Almost surely, 2^73536723 is an apocalyptic number.

73536723 is a deficient number, since it is larger than the sum of its proper divisors (43952285).

73536723 is a wasteful number, since it uses less digits than its factorization.

73536723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17043 (or 17040 counting only the distinct ones).

The product of its digits is 79380, while the sum is 36.

The square root of 73536723 is about 8575.3555611415. The cubic root of 73536723 is about 418.9556878272.

The spelling of 73536723 in words is "seventy-three million, five hundred thirty-six thousand, seven hundred twenty-three".