425235432 has 64 divisors (see below), whose sum is σ = 1106012160. Its totient is φ = 136094400.

The previous prime is 425235403. The next prime is 425235457. The reversal of 425235432 is 234532524.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 425235432.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 95283 + ... + 99645.

It is an arithmetic number, because the mean of its divisors is an integer number (17281440).

Almost surely, 2^425235432 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 425235432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (553006080).

425235432 is an abundant number, since it is smaller than the sum of its proper divisors (680776728).

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

425235432 is a wasteful number, since it uses less digits than its factorization.

425235432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4534 (or 4530 counting only the distinct ones).

The product of its digits is 28800, while the sum is 30.

The square root of 425235432 is about 20621.2374022511. The cubic root of 425235432 is about 751.9861029950.

Adding to 425235432 its reverse (234532524), we get a palindrome (659767956).

The spelling of 425235432 in words is "four hundred twenty-five million, two hundred thirty-five thousand, four hundred thirty-two".