73889536 has 36 divisors (see below), whose sum is σ = 168564592. Its totient is φ = 31666176.

The previous prime is 73889527. The next prime is 73889539. The reversal of 73889536 is 63598837.

It is a self number, because there is not a number n which added to its sum of digits gives 73889536.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73889539) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18825 + ... + 22408.

Almost surely, 2^73889536 is an apocalyptic number.

It is an amenable number.

73889536 is an abundant number, since it is smaller than the sum of its proper divisors (94675056).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

73889536 is an equidigital number, since it uses as much as digits as its factorization.

73889536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41256 (or 41242 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 49.

The square root of 73889536 is about 8595.9022795748. The cubic root of 73889536 is about 419.6246381771.

The spelling of 73889536 in words is "seventy-three million, eight hundred eighty-nine thousand, five hundred thirty-six".