76072717 has 8 divisors (see below), whose sum is σ = 87004800. Its totient is φ = 65156784.

The previous prime is 76072699. The next prime is 76072721. The reversal of 76072717 is 71727067.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-76072717 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76072727) 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, 8784 + ... + 15142.

It is an arithmetic number, because the mean of its divisors is an integer number (10875600).

Almost surely, 2^76072717 is an apocalyptic number.

It is an amenable number.

76072717 is a deficient number, since it is larger than the sum of its proper divisors (10932083).

76072717 is a wasteful number, since it uses less digits than its factorization.

76072717 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8075.

The product of its (nonzero) digits is 28812, while the sum is 37.

The square root of 76072717 is about 8721.9674959266. The cubic root of 76072717 is about 423.7174102671.

The spelling of 76072717 in words is "seventy-six million, seventy-two thousand, seven hundred seventeen".