425254626 has 48 divisors (see below), whose sum is σ = 978197688. Its totient is φ = 133056000.

The previous prime is 425254619. The next prime is 425254631. The reversal of 425254626 is 626452524.

425254626 is a `hidden beast` number, since 4 + 2 + 5 + 25 + 4 + 626 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 223472601 + 201782025 = 14949^2 + 14205^2 .

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, 127176 + ... + 130476.

Almost surely, 2^425254626 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 425254626, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (489098844).

425254626 is an abundant number, since it is smaller than the sum of its proper divisors (552943062).

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

425254626 is a wasteful number, since it uses less digits than its factorization.

425254626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3747 (or 3744 counting only the distinct ones).

The product of its digits is 115200, while the sum is 36.

The square root of 425254626 is about 20621.7027909918. The cubic root of 425254626 is about 751.9974170445.

The spelling of 425254626 in words is "four hundred twenty-five million, two hundred fifty-four thousand, six hundred twenty-six".