426833244 has 18 divisors (see below), whose sum is σ = 1078939680. Its totient is φ = 142277736.

The previous prime is 426833243. The next prime is 426833261. The reversal of 426833244 is 442338624.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 11856479 = 426833244 / (4 + 2 + 6 + 8 + 3 + 3 + 2 + 4 + 4).

It is a junction number, because it is equal to n+sod(n) for n = 426833199 and 426833208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426833243) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5928204 + ... + 5928275.

Almost surely, 2^426833244 is an apocalyptic number.

It is an amenable number.

426833244 is an abundant number, since it is smaller than the sum of its proper divisors (652106436).

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

426833244 is a wasteful number, since it uses less digits than its factorization.

426833244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11856489 (or 11856484 counting only the distinct ones).

The product of its digits is 110592, while the sum is 36.

The square root of 426833244 is about 20659.9429815283. The cubic root of 426833244 is about 752.9267824028.

The spelling of 426833244 in words is "four hundred twenty-six million, eight hundred thirty-three thousand, two hundred forty-four".