73756756 has 12 divisors (see below), whose sum is σ = 129302068. Its totient is φ = 36813312.

The previous prime is 73756729. The next prime is 73756759. The reversal of 73756756 is 65765737.

It can be written as a sum of positive squares in 2 ways, for example, as 68392900 + 5363856 = 8270^2 + 2316^2 .

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73756759) 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 3 ways as a sum of consecutive naturals, for example, 13671 + ... + 18286.

Almost surely, 2^73756756 is an apocalyptic number.

It is an amenable number.

73756756 is a deficient number, since it is larger than the sum of its proper divisors (55545312).

73756756 is a wasteful number, since it uses less digits than its factorization.

73756756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32538 (or 32536 counting only the distinct ones).

The product of its digits is 926100, while the sum is 46.

The square root of 73756756 is about 8588.1753591785. The cubic root of 73756756 is about 419.3731313517.

The spelling of 73756756 in words is "seventy-three million, seven hundred fifty-six thousand, seven hundred fifty-six".