425503024 has 80 divisors (see below), whose sum is σ = 904545280. Its totient is φ = 193155840.

The previous prime is 425503021. The next prime is 425503031. The reversal of 425503024 is 420305524.

It is a self number, because there is not a number n which added to its sum of digits gives 425503024.

It is not an unprimeable number, because it can be changed into a prime (425503021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1535974 + ... + 1536250.

It is an arithmetic number, because the mean of its divisors is an integer number (11306816).

Almost surely, 2^425503024 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 425503024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (452272640).

425503024 is an abundant number, since it is smaller than the sum of its proper divisors (479042256).

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

425503024 is a wasteful number, since it uses less digits than its factorization.

425503024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 498 (or 492 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 425503024 is about 20627.7246442743. The cubic root of 425503024 is about 752.1438064348.

Adding to 425503024 its reverse (420305524), we get a palindrome (845808548).

The spelling of 425503024 in words is "four hundred twenty-five million, five hundred three thousand, twenty-four".