4211211252 has 24 divisors (see below), whose sum is σ = 9864400896. Its totient is φ = 1398274048.

The previous prime is 4211211239. The next prime is 4211211313. The reversal of 4211211252 is 2521121124.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 679668 + ... + 685835.

It is an arithmetic number, because the mean of its divisors is an integer number (411016704).

Almost surely, 2^4211211252 is an apocalyptic number.

It is an amenable number.

4211211252 is an abundant number, since it is smaller than the sum of its proper divisors (5653189644).

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

4211211252 is a wasteful number, since it uses less digits than its factorization.

4211211252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1365767 (or 1365765 counting only the distinct ones).

The product of its digits is 320, while the sum is 21.

The square root of 4211211252 is about 64893.8460256441. The cubic root of 4211211252 is about 1614.8629701588.

Adding to 4211211252 its reverse (2521121124), we get a palindrome (6732332376).

The spelling of 4211211252 in words is "four billion, two hundred eleven million, two hundred eleven thousand, two hundred fifty-two".