426166959 has 8 divisors (see below), whose sum is σ = 571397760. Its totient is φ = 282523736.

The previous prime is 426166901. The next prime is 426166981. The reversal of 426166959 is 959661624.

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

It is a cyclic number.

It is not a de Polignac number, because 426166959 - 2¹⁹ = 425642671 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426166159) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 396267 + ... + 397340.

It is an arithmetic number, because the mean of its divisors is an integer number (71424720).

Almost surely, 2^426166959 is an apocalyptic number.

426166959 is a deficient number, since it is larger than the sum of its proper divisors (145230801).

426166959 is a wasteful number, since it uses less digits than its factorization.

426166959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 793789.

The product of its digits is 699840, while the sum is 48.

The square root of 426166959 is about 20643.8116393267. The cubic root of 426166959 is about 752.5348064679.

The spelling of 426166959 in words is "four hundred twenty-six million, one hundred sixty-six thousand, nine hundred fifty-nine".