403220125 has 32 divisors (see below), whose sum is σ = 627404544. Its totient is φ = 251352000.

The previous prime is 403220123. The next prime is 403220141. The reversal of 403220125 is 521022304.

It is not a de Polignac number, because 403220125 - 2¹ = 403220123 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (403220123) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11322 + ... + 30571.

It is an arithmetic number, because the mean of its divisors is an integer number (19606392).

Almost surely, 2^403220125 is an apocalyptic number.

It is an amenable number.

403220125 is a deficient number, since it is larger than the sum of its proper divisors (224184419).

403220125 is a wasteful number, since it uses less digits than its factorization.

403220125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41926 (or 41916 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 403220125 is about 20080.3417550598. The cubic root of 403220125 is about 738.7781913633.

Adding to 403220125 its reverse (521022304), we get a palindrome (924242429).

The spelling of 403220125 in words is "four hundred three million, two hundred twenty thousand, one hundred twenty-five".