425043312 has 80 divisors (see below), whose sum is σ = 1149688320. Its totient is φ = 135058176.

The previous prime is 425043293. The next prime is 425043317. The reversal of 425043312 is 213340524.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425043317) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 484218 + ... + 485094.

It is an arithmetic number, because the mean of its divisors is an integer number (14371104).

Almost surely, 2^425043312 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 425043312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (574844160).

425043312 is an abundant number, since it is smaller than the sum of its proper divisors (724645008).

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

425043312 is a wasteful number, since it uses less digits than its factorization.

425043312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1350 (or 1344 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 425043312 is about 20616.5785716253. The cubic root of 425043312 is about 751.8728376351.

Adding to 425043312 its reverse (213340524), we get a palindrome (638383836).

The spelling of 425043312 in words is "four hundred twenty-five million, forty-three thousand, three hundred twelve".