426894672 has 80 divisors (see below), whose sum is σ = 1121580992. Its totient is φ = 139898880.

The previous prime is 426894649. The next prime is 426894683. The reversal of 426894672 is 276498624.

It is a super-3 number, since 3×426894672³ (a number of 27 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1289547 + ... + 1289877.

Almost surely, 2^426894672 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 426894672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (560790496).

426894672 is an abundant number, since it is smaller than the sum of its proper divisors (694686320).

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

426894672 is a wasteful number, since it uses less digits than its factorization.

426894672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 716 (or 710 counting only the distinct ones).

The product of its digits is 1161216, while the sum is 48.

The square root of 426894672 is about 20661.4295729991. The cubic root of 426894672 is about 752.9628999956.

The spelling of 426894672 in words is "four hundred twenty-six million, eight hundred ninety-four thousand, six hundred seventy-two".