426503430 has 96 divisors (see below), whose sum is σ = 1131137280. Its totient is φ = 111481920.

The previous prime is 426503419. The next prime is 426503453. The reversal of 426503430 is 34305624.

426503430 is a `hidden beast` number, since 4 + 2 + 650 + 3 + 4 + 3 + 0 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 426503394 and 426503403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1288365 + ... + 1288695.

It is an arithmetic number, because the mean of its divisors is an integer number (11782680).

Almost surely, 2^426503430 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 426503430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (565568640).

426503430 is an abundant number, since it is smaller than the sum of its proper divisors (704633850).

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

426503430 is a wasteful number, since it uses less digits than its factorization.

426503430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 586 (or 583 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

The square root of 426503430 is about 20651.9594711979. The cubic root of 426503430 is about 752.7328036182.

The spelling of 426503430 in words is "four hundred twenty-six million, five hundred three thousand, four hundred thirty".