426888866 has 8 divisors (see below), whose sum is σ = 643911120. Its totient is φ = 212251828.

The previous prime is 426888851. The next prime is 426888881. The reversal of 426888866 is 668888624.

It is an interprime number because it is at equal distance from previous prime (426888851) and next prime (426888881).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×426888866³ (a number of 27 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 595856 + ... + 596571.

It is an arithmetic number, because the mean of its divisors is an integer number (80488890).

Almost surely, 2^426888866 is an apocalyptic number.

426888866 is a deficient number, since it is larger than the sum of its proper divisors (217022254).

426888866 is a wasteful number, since it uses less digits than its factorization.

426888866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1192608.

The product of its digits is 7077888, while the sum is 56.

The square root of 426888866 is about 20661.2890691747. The cubic root of 426888866 is about 752.9594864116.

The spelling of 426888866 in words is "four hundred twenty-six million, eight hundred eighty-eight thousand, eight hundred sixty-six".