52343220 has 24 divisors (see below), whose sum is σ = 146561184. Its totient is φ = 13958176.

The previous prime is 52343219. The next prime is 52343227. The reversal of 52343220 is 2234325.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52343227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 436134 + ... + 436253.

It is an arithmetic number, because the mean of its divisors is an integer number (6106716).

Almost surely, 2^52343220 is an apocalyptic number.

It is an amenable number.

52343220 is an abundant number, since it is smaller than the sum of its proper divisors (94217964).

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

52343220 is a wasteful number, since it uses less digits than its factorization.

52343220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 872399 (or 872397 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 21.

The square root of 52343220 is about 7234.8614361299. The cubic root of 52343220 is about 374.0705158391.

Adding to 52343220 its reverse (2234325), we get a palindrome (54577545).

The spelling of 52343220 in words is "fifty-two million, three hundred forty-three thousand, two hundred twenty".