203225442 has 40 divisors (see below), whose sum is σ = 474198096. Its totient is φ = 58060296.

The previous prime is 203225437. The next prime is 203225453. The reversal of 203225442 is 244522302.

It is a happy number.

203225442 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 7353 + ... + 21459.

Almost surely, 2^203225442 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 203225442, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (237099048).

203225442 is an abundant number, since it is smaller than the sum of its proper divisors (270972654).

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

203225442 is an equidigital number, since it uses as much as digits as its factorization.

203225442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14140 (or 14119 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 24.

The square root of 203225442 is about 14255.7161167021. The cubic root of 203225442 is about 587.9305473524.

Adding to 203225442 its reverse (244522302), we get a palindrome (447747744).

The spelling of 203225442 in words is "two hundred three million, two hundred twenty-five thousand, four hundred forty-two".