76233809 has 2 divisors, whose sum is σ = 76233810. Its totient is φ = 76233808.

The previous prime is 76233803. The next prime is 76233823. The reversal of 76233809 is 90833267.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 75203584 + 1030225 = 8672^2 + 1015^2 .

It is a cyclic number.

It is not a de Polignac number, because 76233809 - 2²⁰ = 75185233 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (76233803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38116904 + 38116905.

It is an arithmetic number, because the mean of its divisors is an integer number (38116905).

Almost surely, 2^76233809 is an apocalyptic number.

It is an amenable number.

76233809 is a deficient number, since it is larger than the sum of its proper divisors (1).

76233809 is an equidigital number, since it uses as much as digits as its factorization.

76233809 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54432, while the sum is 38.

The square root of 76233809 is about 8731.1974551032. The cubic root of 76233809 is about 424.0162881633.

The spelling of 76233809 in words is "seventy-six million, two hundred thirty-three thousand, eight hundred nine".