426317842 has 8 divisors (see below), whose sum is σ = 639749232. Its totient is φ = 213068100.

The previous prime is 426317831. The next prime is 426317863. The reversal of 426317842 is 248713624.

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 39384 + ... + 49027.

It is an arithmetic number, because the mean of its divisors is an integer number (79968654).

Almost surely, 2^426317842 is an apocalyptic number.

426317842 is a deficient number, since it is larger than the sum of its proper divisors (213431390).

426317842 is a wasteful number, since it uses less digits than its factorization.

426317842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90824.

The product of its digits is 64512, while the sum is 37.

The square root of 426317842 is about 20647.4657524840. The cubic root of 426317842 is about 752.6236068073.

The spelling of 426317842 in words is "four hundred twenty-six million, three hundred seventeen thousand, eight hundred forty-two".