426459902 has 48 divisors (see below), whose sum is σ = 746640720. Its totient is φ = 182033280.

The previous prime is 426459881. The next prime is 426459919. The reversal of 426459902 is 209954624.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 426459902.

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 23 ways as a sum of consecutive naturals, for example, 629588 + ... + 630264.

It is an arithmetic number, because the mean of its divisors is an integer number (15555015).

Almost surely, 2^426459902 is an apocalyptic number.

426459902 is a deficient number, since it is larger than the sum of its proper divisors (320180818).

426459902 is a wasteful number, since it uses less digits than its factorization.

426459902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 857 (or 846 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 41.

The square root of 426459902 is about 20650.9055975761. The cubic root of 426459902 is about 752.7071953301.

The spelling of 426459902 in words is "four hundred twenty-six million, four hundred fifty-nine thousand, nine hundred two".