76516761 has 16 divisors (see below), whose sum is σ = 105796800. Its totient is φ = 49132608.

The previous prime is 76516757. The next prime is 76516807. The reversal of 76516761 is 16761567.

It is not a de Polignac number, because 76516761 - 2² = 76516757 is a prime.

It is a super-2 number, since 2×76516761² = 11709629427862242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (76516721) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47670 + ... + 49248.

It is an arithmetic number, because the mean of its divisors is an integer number (6612300).

Almost surely, 2^76516761 is an apocalyptic number.

It is an amenable number.

76516761 is a deficient number, since it is larger than the sum of its proper divisors (29280039).

76516761 is a wasteful number, since it uses less digits than its factorization.

76516761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2168.

The product of its digits is 52920, while the sum is 39.

The square root of 76516761 is about 8747.3859523860. The cubic root of 76516761 is about 424.5402382220.

It can be divided in two parts, 76516 and 761, that added together give a palindrome (77277).

The spelling of 76516761 in words is "seventy-six million, five hundred sixteen thousand, seven hundred sixty-one".