426422736 has 120 divisors (see below), whose sum is σ = 1237822560. Its totient is φ = 136950528.

The previous prime is 426422729. The next prime is 426422741. The reversal of 426422736 is 637224624.

426422736 is a `hidden beast` number, since 4 + 2 + 642 + 2 + 7 + 3 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 426422736.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 449815 + ... + 450761.

It is an arithmetic number, because the mean of its divisors is an integer number (10315188).

Almost surely, 2^426422736 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 426422736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (618911280).

426422736 is an abundant number, since it is smaller than the sum of its proper divisors (811399824).

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

426422736 is a wasteful number, since it uses less digits than its factorization.

426422736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1073 (or 1064 counting only the distinct ones).

The product of its digits is 96768, while the sum is 36.

The square root of 426422736 is about 20650.0057142849. The cubic root of 426422736 is about 752.6853285393.

It can be divided in two parts, 4264 and 22736, that added together give a cube (27000 = 30³).

The spelling of 426422736 in words is "four hundred twenty-six million, four hundred twenty-two thousand, seven hundred thirty-six".