426749812 has 48 divisors (see below), whose sum is σ = 784147392. Its totient is φ = 203045120.

The previous prime is 426749809. The next prime is 426749833. The reversal of 426749812 is 218947624.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1456338 + ... + 1456630.

It is an arithmetic number, because the mean of its divisors is an integer number (16336404).

Almost surely, 2^426749812 is an apocalyptic number.

It is an amenable number.

426749812 is a deficient number, since it is larger than the sum of its proper divisors (357397580).

426749812 is a wasteful number, since it uses less digits than its factorization.

426749812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 528 (or 526 counting only the distinct ones).

The product of its digits is 193536, while the sum is 43.

The square root of 426749812 is about 20657.9237098020. The cubic root of 426749812 is about 752.8777216501.

The spelling of 426749812 in words is "four hundred twenty-six million, seven hundred forty-nine thousand, eight hundred twelve".