76724746 has 16 divisors (see below), whose sum is σ = 131645376. Its totient is φ = 32852736.

The previous prime is 76724741. The next prime is 76724759. The reversal of 76724746 is 64742767.

It is not an unprimeable number, because it can be changed into a prime (76724741) 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 7 ways as a sum of consecutive naturals, for example, 22890 + ... + 26026.

It is an arithmetic number, because the mean of its divisors is an integer number (8227836).

Almost surely, 2^76724746 is an apocalyptic number.

76724746 is a deficient number, since it is larger than the sum of its proper divisors (54920630).

76724746 is a wasteful number, since it uses less digits than its factorization.

76724746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4893.

The product of its digits is 395136, while the sum is 43.

The square root of 76724746 is about 8759.2662934746. The cubic root of 76724746 is about 424.9245466973.

The spelling of 76724746 in words is "seventy-six million, seven hundred twenty-four thousand, seven hundred forty-six".