426863764 has 24 divisors (see below), whose sum is σ = 754546688. Its totient is φ = 211286880.

The previous prime is 426863743. The next prime is 426863791. The reversal of 426863764 is 467368624.

It is a super-3 number, since 3×426863764³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 417574 + ... + 418594.

Almost surely, 2^426863764 is an apocalyptic number.

It is an amenable number.

426863764 is a deficient number, since it is larger than the sum of its proper divisors (327682924).

426863764 is a wasteful number, since it uses less digits than its factorization.

426863764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1975 (or 1973 counting only the distinct ones).

The product of its digits is 1161216, while the sum is 46.

The square root of 426863764 is about 20660.6815957267. The cubic root of 426863764 is about 752.9447275668.

The spelling of 426863764 in words is "four hundred twenty-six million, eight hundred sixty-three thousand, seven hundred sixty-four".