76505099 has 4 divisors (see below), whose sum is σ = 83460120. Its totient is φ = 69550080.

The previous prime is 76505087. The next prime is 76505111. The reversal of 76505099 is 99050567.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (76505087) and next prime (76505111).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-76505099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (76505069) 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 3 ways as a sum of consecutive naturals, for example, 3477494 + ... + 3477515.

It is an arithmetic number, because the mean of its divisors is an integer number (20865030).

Almost surely, 2^76505099 is an apocalyptic number.

76505099 is a deficient number, since it is larger than the sum of its proper divisors (6955021).

76505099 is a wasteful number, since it uses less digits than its factorization.

76505099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6955020.

The product of its (nonzero) digits is 85050, while the sum is 41.

The square root of 76505099 is about 8746.7193278394. The cubic root of 76505099 is about 424.5186689181.

The spelling of 76505099 in words is "seventy-six million, five hundred five thousand, ninety-nine".