425414220 has 192 divisors, whose sum is σ = 1499323392. Its totient is φ = 88281600.

The previous prime is 425414219. The next prime is 425414243. The reversal of 425414220 is 22414524.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 558640 + ... + 559400.

It is an arithmetic number, because the mean of its divisors is an integer number (7808976).

Almost surely, 2^425414220 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 425414220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (749661696).

425414220 is an abundant number, since it is smaller than the sum of its proper divisors (1073909172).

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

425414220 is a wasteful number, since it uses less digits than its factorization.

425414220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 813 (or 789 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 24.

The square root of 425414220 is about 20625.5719920685. The cubic root of 425414220 is about 752.0914777618.

Adding to 425414220 its reverse (22414524), we get a palindrome (447828744).

The spelling of 425414220 in words is "four hundred twenty-five million, four hundred fourteen thousand, two hundred twenty".