425430400 has 48 divisors (see below), whose sum is σ = 1050953940. Its totient is φ = 170170880.

The previous prime is 425430371. The next prime is 425430407. The reversal of 425430400 is 4034524.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425430407) 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 5 ways as a sum of consecutive naturals, for example, 63274 + ... + 69673.

Almost surely, 2^425430400 is an apocalyptic number.

425430400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

425430400 is an abundant number, since it is smaller than the sum of its proper divisors (625523540).

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

425430400 is a wasteful number, since it uses less digits than its factorization.

425430400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132971 (or 132954 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 425430400 is about 20625.9642198856. The cubic root of 425430400 is about 752.1010125362.

Adding to 425430400 its reverse (4034524), we get a palindrome (429464924).

The spelling of 425430400 in words is "four hundred twenty-five million, four hundred thirty thousand, four hundred".