426699312 has 120 divisors (see below), whose sum is σ = 1246063104. Its totient is φ = 125528832.

The previous prime is 426699311. The next prime is 426699313. The reversal of 426699312 is 213996624.

It is an interprime number because it is at equal distance from previous prime (426699311) and next prime (426699313).

It is a super-2 number, since 2×426699312² = 364144605722546688, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (426699311) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 185433 + ... + 187719.

Almost surely, 2^426699312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 426699312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (623031552).

426699312 is an abundant number, since it is smaller than the sum of its proper divisors (819363792).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

426699312 is a wasteful number, since it uses less digits than its factorization.

426699312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2347 (or 2328 counting only the distinct ones).

The product of its digits is 139968, while the sum is 42.

The square root of 426699312 is about 20656.7013823602. The cubic root of 426699312 is about 752.8480228869.

The spelling of 426699312 in words is "four hundred twenty-six million, six hundred ninety-nine thousand, three hundred twelve".