426685801 has 2 divisors, whose sum is σ = 426685802. Its totient is φ = 426685800.

The previous prime is 426685783. The next prime is 426685807. The reversal of 426685801 is 108586624.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 259242201 + 167443600 = 16101^2 + 12940^2 .

It is a cyclic number.

It is not a de Polignac number, because 426685801 - 2⁵ = 426685769 is a prime.

It is not a weakly prime, because it can be changed into another prime (426685807) 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, 213342900 + 213342901.

It is an arithmetic number, because the mean of its divisors is an integer number (213342901).

Almost surely, 2^426685801 is an apocalyptic number.

It is an amenable number.

426685801 is a deficient number, since it is larger than the sum of its proper divisors (1).

426685801 is an equidigital number, since it uses as much as digits as its factorization.

426685801 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 92160, while the sum is 40.

The square root of 426685801 is about 20656.3743430448. The cubic root of 426685801 is about 752.8400767473.

The spelling of 426685801 in words is "four hundred twenty-six million, six hundred eighty-five thousand, eight hundred one".