426855886 has 8 divisors (see below), whose sum is σ = 647998344. Its totient is φ = 210856440.

The previous prime is 426855853. The next prime is 426855889. The reversal of 426855886 is 688558624.

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

It is a super-3 number, since 3×426855886³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426855889) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1285545 + ... + 1285876.

It is an arithmetic number, because the mean of its divisors is an integer number (80999793).

Almost surely, 2^426855886 is an apocalyptic number.

426855886 is a deficient number, since it is larger than the sum of its proper divisors (221142458).

426855886 is a wasteful number, since it uses less digits than its factorization.

426855886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2571506.

The product of its digits is 3686400, while the sum is 52.

The square root of 426855886 is about 20660.4909428600. The cubic root of 426855886 is about 752.9400955386.

The spelling of 426855886 in words is "four hundred twenty-six million, eight hundred fifty-five thousand, eight hundred eighty-six".