424131426 has 24 divisors (see below), whose sum is σ = 927386460. Its totient is φ = 140079456.

The previous prime is 424131397. The next prime is 424131437. The reversal of 424131426 is 624131424.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 422919225 + 1212201 = 20565^2 + 1101^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 424131426.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 106125 + ... + 110048.

Almost surely, 2^424131426 is an apocalyptic number.

424131426 is an abundant number, since it is smaller than the sum of its proper divisors (503255034).

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

424131426 is a wasteful number, since it uses less digits than its factorization.

424131426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216290 (or 216287 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

The square root of 424131426 is about 20594.4513401062. The cubic root of 424131426 is about 751.3347644626.

The spelling of 424131426 in words is "four hundred twenty-four million, one hundred thirty-one thousand, four hundred twenty-six".