425214400 has 84 divisors (see below), whose sum is σ = 1126832392. Its totient is φ = 156994560.

The previous prime is 425214373. The next prime is 425214407. The reversal of 425214400 is 4412524.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425214407) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10579 + ... + 31021.

Almost surely, 2^425214400 is an apocalyptic number.

425214400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 425214400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (563416196).

425214400 is an abundant number, since it is smaller than the sum of its proper divisors (701617992).

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

425214400 is a wasteful number, since it uses less digits than its factorization.

425214400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20478 (or 20463 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 22.

The square root of 425214400 is about 20620.7274362472. The cubic root of 425214400 is about 751.9737051316.

Adding to 425214400 its reverse (4412524), we get a palindrome (429626924).

The spelling of 425214400 in words is "four hundred twenty-five million, two hundred fourteen thousand, four hundred".