76116909 has 16 divisors (see below), whose sum is σ = 114534720. Its totient is φ = 44540160.

The previous prime is 76116889. The next prime is 76116917. The reversal of 76116909 is 90961167.

It is not a de Polignac number, because 76116909 - 2²³ = 67728301 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76116949) 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, 38812 + ... + 40725.

It is an arithmetic number, because the mean of its divisors is an integer number (7158420).

Almost surely, 2^76116909 is an apocalyptic number.

It is an amenable number.

76116909 is a deficient number, since it is larger than the sum of its proper divisors (38417811).

76116909 is a wasteful number, since it uses less digits than its factorization.

76116909 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79580.

The product of its (nonzero) digits is 20412, while the sum is 39.

The square root of 76116909 is about 8724.5005014614. The cubic root of 76116909 is about 423.7994427216.

The spelling of 76116909 in words is "seventy-six million, one hundred sixteen thousand, nine hundred nine".