426809504 has 48 divisors (see below), whose sum is σ = 941474016. Its totient is φ = 188755200.

The previous prime is 426809479. The next prime is 426809527. The reversal of 426809504 is 405908624.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3362 + ... + 29409.

It is an arithmetic number, because the mean of its divisors is an integer number (19614042).

Almost surely, 2^426809504 is an apocalyptic number.

426809504 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

426809504 is an abundant number, since it is smaller than the sum of its proper divisors (514664512).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

426809504 is a wasteful number, since it uses less digits than its factorization.

426809504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32829 (or 32821 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 38.

The square root of 426809504 is about 20659.3684317793. The cubic root of 426809504 is about 752.9128231549.

Adding to 426809504 its product of nonzero digits (69120), we get a palindrome (426878624).

The spelling of 426809504 in words is "four hundred twenty-six million, eight hundred nine thousand, five hundred four".