76440827 has 2 divisors, whose sum is σ = 76440828. Its totient is φ = 76440826.

The previous prime is 76440821. The next prime is 76440829. The reversal of 76440827 is 72804467.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 76440827 - 2⁴ = 76440811 is a prime.

Together with 76440829, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (76440821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38220413 + 38220414.

It is an arithmetic number, because the mean of its divisors is an integer number (38220414).

Almost surely, 2^76440827 is an apocalyptic number.

76440827 is a deficient number, since it is larger than the sum of its proper divisors (1).

76440827 is an equidigital number, since it uses as much as digits as its factorization.

76440827 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 75264, while the sum is 38.

The square root of 76440827 is about 8743.0444926238. The cubic root of 76440827 is about 424.3997561117.

The spelling of 76440827 in words is "seventy-six million, four hundred forty thousand, eight hundred twenty-seven".