76617065 has 32 divisors (see below), whose sum is σ = 108366336. Its totient is φ = 50918400.

The previous prime is 76617061. The next prime is 76617067. The reversal of 76617065 is 56071667.

It is not a de Polignac number, because 76617065 - 2² = 76617061 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (76617061) 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 31 ways as a sum of consecutive naturals, for example, 190865 + ... + 191265.

It is an arithmetic number, because the mean of its divisors is an integer number (3386448).

Almost surely, 2^76617065 is an apocalyptic number.

It is an amenable number.

76617065 is a deficient number, since it is larger than the sum of its proper divisors (31749271).

76617065 is a wasteful number, since it uses less digits than its factorization.

76617065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 569.

The product of its (nonzero) digits is 52920, while the sum is 38.

The square root of 76617065 is about 8753.1174446594. The cubic root of 76617065 is about 424.7256637854.

The spelling of 76617065 in words is "seventy-six million, six hundred seventeen thousand, sixty-five".