421250252 has 12 divisors (see below), whose sum is σ = 737586696. Its totient is φ = 210511200.

The previous prime is 421250251. The next prime is 421250257. The reversal of 421250252 is 252052124.

It is not an unprimeable number, because it can be changed into a prime (421250251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19874 + ... + 35177.

It is an arithmetic number, because the mean of its divisors is an integer number (61465558).

Almost surely, 2^421250252 is an apocalyptic number.

It is an amenable number.

421250252 is a deficient number, since it is larger than the sum of its proper divisors (316336444).

421250252 is a wasteful number, since it uses less digits than its factorization.

421250252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56968 (or 56966 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 23.

The square root of 421250252 is about 20524.3818908146. The cubic root of 421250252 is about 749.6295960610.

The spelling of 421250252 in words is "four hundred twenty-one million, two hundred fifty thousand, two hundred fifty-two".