76445873 has 16 divisors (see below), whose sum is σ = 94110720. Its totient is φ = 60628176.

The previous prime is 76445869. The next prime is 76445903. The reversal of 76445873 is 37854467.

It is not a de Polignac number, because 76445873 - 2² = 76445869 is a prime.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (76445843) 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 in 15 ways as a sum of consecutive naturals, for example, 965 + ... + 12402.

It is an arithmetic number, because the mean of its divisors is an integer number (5881920).

Almost surely, 2^76445873 is an apocalyptic number.

It is an amenable number.

76445873 is a deficient number, since it is larger than the sum of its proper divisors (17664847).

76445873 is a wasteful number, since it uses less digits than its factorization.

76445873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13436.

The product of its digits is 564480, while the sum is 44.

The square root of 76445873 is about 8743.3330601093. Note that the first 3 decimals coincide. The cubic root of 76445873 is about 424.4090943765.

The spelling of 76445873 in words is "seventy-six million, four hundred forty-five thousand, eight hundred seventy-three".