76045891 has 2 divisors, whose sum is σ = 76045892. Its totient is φ = 76045890.

The previous prime is 76045873. The next prime is 76045897. The reversal of 76045891 is 19854067.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 76045891 - 2⁷ = 76045763 is a prime.

It is not a weakly prime, because it can be changed into another prime (76045897) 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 as a sum of consecutive naturals, namely, 38022945 + 38022946.

It is an arithmetic number, because the mean of its divisors is an integer number (38022946).

Almost surely, 2^76045891 is an apocalyptic number.

76045891 is a deficient number, since it is larger than the sum of its proper divisors (1).

76045891 is an equidigital number, since it uses as much as digits as its factorization.

76045891 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60480, while the sum is 40.

The square root of 76045891 is about 8720.4295192381. The cubic root of 76045891 is about 423.6675983675.

The spelling of 76045891 in words is "seventy-six million, forty-five thousand, eight hundred ninety-one".