426179867 has 2 divisors, whose sum is σ = 426179868. Its totient is φ = 426179866.

The previous prime is 426179849. The next prime is 426179881. The reversal of 426179867 is 768971624.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-426179867 is a prime.

It is a super-2 number, since 2×426179867² = 363258558072275378, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (426179267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213089933 + 213089934.

It is an arithmetic number, because the mean of its divisors is an integer number (213089934).

Almost surely, 2^426179867 is an apocalyptic number.

426179867 is a deficient number, since it is larger than the sum of its proper divisors (1).

426179867 is an equidigital number, since it uses as much as digits as its factorization.

426179867 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1016064, while the sum is 50.

The square root of 426179867 is about 20644.1242730226. The cubic root of 426179867 is about 752.5424041328.

The spelling of 426179867 in words is "four hundred twenty-six million, one hundred seventy-nine thousand, eight hundred sixty-seven".