73986764 has 6 divisors (see below), whose sum is σ = 129476844. Its totient is φ = 36993380.

The previous prime is 73986763. The next prime is 73986769. The reversal of 73986764 is 46768937.

It is not an unprimeable number, because it can be changed into a prime (73986763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9248342 + ... + 9248349.

It is an arithmetic number, because the mean of its divisors is an integer number (21579474).

Almost surely, 2^73986764 is an apocalyptic number.

It is an amenable number.

73986764 is a deficient number, since it is larger than the sum of its proper divisors (55490080).

73986764 is a wasteful number, since it uses less digits than its factorization.

73986764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18496695 (or 18496693 counting only the distinct ones).

The product of its digits is 1524096, while the sum is 50.

The square root of 73986764 is about 8601.5559057650. Note that the first 3 decimals coincide. The cubic root of 73986764 is about 419.8086127255.

The spelling of 73986764 in words is "seventy-three million, nine hundred eighty-six thousand, seven hundred sixty-four".