880264391 has 2 divisors, whose sum is σ = 880264392. Its totient is φ = 880264390.

The previous prime is 880264381. The next prime is 880264393. The reversal of 880264391 is 193462088.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 880264391 - 2⁶ = 880264327 is a prime.

Together with 880264393, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (880264393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 440132195 + 440132196.

It is an arithmetic number, because the mean of its divisors is an integer number (440132196).

Almost surely, 2^880264391 is an apocalyptic number.

880264391 is a deficient number, since it is larger than the sum of its proper divisors (1).

880264391 is an equidigital number, since it uses as much as digits as its factorization.

880264391 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 82944, while the sum is 41.

The square root of 880264391 is about 29669.2499231106. The cubic root of 880264391 is about 958.3799321277.

The spelling of 880264391 in words is "eight hundred eighty million, two hundred sixty-four thousand, three hundred ninety-one".