52304222 has 4 divisors (see below), whose sum is σ = 78456336. Its totient is φ = 26152110.

The previous prime is 52304191. The next prime is 52304293. The reversal of 52304222 is 22240325.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 52304194 and 52304203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13076054 + ... + 13076057.

It is an arithmetic number, because the mean of its divisors is an integer number (19614084).

Almost surely, 2^52304222 is an apocalyptic number.

52304222 is a deficient number, since it is larger than the sum of its proper divisors (26152114).

52304222 is a wasteful number, since it uses less digits than its factorization.

52304222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26152113.

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 52304222 is about 7232.1657890289. The cubic root of 52304222 is about 373.9775930984.

Adding to 52304222 its reverse (22240325), we get a palindrome (74544547).

The spelling of 52304222 in words is "fifty-two million, three hundred four thousand, two hundred twenty-two".