425510430 has 64 divisors (see below), whose sum is σ = 1040110848. Its totient is φ = 111386880.

The previous prime is 425510389. The next prime is 425510461. The reversal of 425510430 is 34015524.

It is a self number, because there is not a number n which added to its sum of digits gives 425510430.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 724597 + ... + 725183.

It is an arithmetic number, because the mean of its divisors is an integer number (16251732).

Almost surely, 2^425510430 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 425510430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (520055424).

425510430 is an abundant number, since it is smaller than the sum of its proper divisors (614600418).

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

425510430 is a wasteful number, since it uses less digits than its factorization.

425510430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1001.

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 425510430 is about 20627.9041591724. The cubic root of 425510430 is about 752.1481701677.

Adding to 425510430 its reverse (34015524), we get a palindrome (459525954).

The spelling of 425510430 in words is "four hundred twenty-five million, five hundred ten thousand, four hundred thirty".