426961868 has 12 divisors (see below), whose sum is σ = 791135352. Its totient is φ = 200923200.

The previous prime is 426961861. The next prime is 426961879. The reversal of 426961868 is 868169624.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (426961861) 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 in 3 ways as a sum of consecutive naturals, for example, 3139358 + ... + 3139493.

It is an arithmetic number, because the mean of its divisors is an integer number (65927946).

Almost surely, 2^426961868 is an apocalyptic number.

It is an amenable number.

426961868 is a deficient number, since it is larger than the sum of its proper divisors (364173484).

426961868 is a wasteful number, since it uses less digits than its factorization.

426961868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6278872 (or 6278870 counting only the distinct ones).

The product of its digits is 995328, while the sum is 50.

The square root of 426961868 is about 20663.0556307628. The cubic root of 426961868 is about 753.0024050100.

The spelling of 426961868 in words is "four hundred twenty-six million, nine hundred sixty-one thousand, eight hundred sixty-eight".