425021120 has 56 divisors (see below), whose sum is σ = 1021622544. Its totient is φ = 168406016.

The previous prime is 425021119. The next prime is 425021147. The reversal of 425021120 is 21120524.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 28034 + ... + 40446.

Almost surely, 2^425021120 is an apocalyptic number.

425021120 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 425021120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (510811272).

425021120 is an abundant number, since it is smaller than the sum of its proper divisors (596601424).

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

425021120 is a wasteful number, since it uses less digits than its factorization.

425021120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12537 (or 12527 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 425021120 is about 20616.0403569648. The cubic root of 425021120 is about 751.8597520256.

Adding to 425021120 its reverse (21120524), we get a palindrome (446141644).

The spelling of 425021120 in words is "four hundred twenty-five million, twenty-one thousand, one hundred twenty".