76505079 has 8 divisors (see below), whose sum is σ = 116579200. Its totient is φ = 43717176.

The previous prime is 76505071. The next prime is 76505081. The reversal of 76505079 is 97050567.

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

It is not a de Polignac number, because 76505079 - 2³ = 76505071 is a prime.

It is a super-2 number, since 2×76505079² = 11706054225592482, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76505071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1821529 + ... + 1821570.

It is an arithmetic number, because the mean of its divisors is an integer number (14572400).

Almost surely, 2^76505079 is an apocalyptic number.

76505079 is a deficient number, since it is larger than the sum of its proper divisors (40074121).

76505079 is a wasteful number, since it uses less digits than its factorization.

76505079 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3643109.

The product of its (nonzero) digits is 66150, while the sum is 39.

The square root of 76505079 is about 8746.7181845536. The cubic root of 76505079 is about 424.5186319255.

The spelling of 76505079 in words is "seventy-six million, five hundred five thousand, seventy-nine".