426686323 has 8 divisors (see below), whose sum is σ = 490337120. Its totient is φ = 363709440.

The previous prime is 426686261. The next prime is 426686327. The reversal of 426686323 is 323686624.

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 426686323 - 2²⁵ = 393131891 is a prime.

It is a super-2 number, since 2×426686323² = 364122436470520658, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (426686327) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 167118 + ... + 169651.

It is an arithmetic number, because the mean of its divisors is an integer number (61292140).

Almost surely, 2^426686323 is an apocalyptic number.

426686323 is a deficient number, since it is larger than the sum of its proper divisors (63650797).

426686323 is a wasteful number, since it uses less digits than its factorization.

426686323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336957.

The product of its digits is 248832, while the sum is 40.

The square root of 426686323 is about 20656.3869783658. The cubic root of 426686323 is about 752.8403837510.

The spelling of 426686323 in words is "four hundred twenty-six million, six hundred eighty-six thousand, three hundred twenty-three".