76228879 has 2 divisors, whose sum is σ = 76228880. Its totient is φ = 76228878.

The previous prime is 76228871. The next prime is 76228883. The reversal of 76228879 is 97882267.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 76228879 - 2³ = 76228871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (76228871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38114439 + 38114440.

It is an arithmetic number, because the mean of its divisors is an integer number (38114440).

Almost surely, 2^76228879 is an apocalyptic number.

76228879 is a deficient number, since it is larger than the sum of its proper divisors (1).

76228879 is an equidigital number, since it uses as much as digits as its factorization.

76228879 is an evil number, because the sum of its binary digits is even.

The product of its digits is 677376, while the sum is 49.

The square root of 76228879 is about 8730.9151295841. The cubic root of 76228879 is about 424.0071476634.

The spelling of 76228879 in words is "seventy-six million, two hundred twenty-eight thousand, eight hundred seventy-nine".