426671284 has 48 divisors (see below), whose sum is σ = 828317952. Its totient is φ = 191060352.

The previous prime is 426671279. The next prime is 426671299. The reversal of 426671284 is 482176624.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 386277 + ... + 387379.

It is an arithmetic number, because the mean of its divisors is an integer number (17256624).

Almost surely, 2^426671284 is an apocalyptic number.

It is an amenable number.

426671284 is a deficient number, since it is larger than the sum of its proper divisors (401646668).

426671284 is a wasteful number, since it uses less digits than its factorization.

426671284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1336 (or 1334 counting only the distinct ones).

The product of its digits is 129024, while the sum is 40.

The square root of 426671284 is about 20656.0229473149. The cubic root of 426671284 is about 752.8315387682.

The spelling of 426671284 in words is "four hundred twenty-six million, six hundred seventy-one thousand, two hundred eighty-four".