425323525 has 24 divisors (see below), whose sum is σ = 580480704. Its totient is φ = 306566400.

The previous prime is 425323523. The next prime is 425323553. The reversal of 425323525 is 525323524.

It is not a de Polignac number, because 425323525 - 2¹ = 425323523 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425323523) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24232 + ... + 37918.

It is an arithmetic number, because the mean of its divisors is an integer number (24186696).

Almost surely, 2^425323525 is an apocalyptic number.

It is an amenable number.

425323525 is a deficient number, since it is larger than the sum of its proper divisors (155157179).

425323525 is a wasteful number, since it uses less digits than its factorization.

425323525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13821 (or 13816 counting only the distinct ones).

The product of its digits is 36000, while the sum is 31.

The square root of 425323525 is about 20623.3732691817. The cubic root of 425323525 is about 752.0380272804.

Subtracting 425323525 from its reverse (525323524), we obtain a palindrome (99999999).

The spelling of 425323525 in words is "four hundred twenty-five million, three hundred twenty-three thousand, five hundred twenty-five".