52003222 has 4 divisors (see below), whose sum is σ = 78004836. Its totient is φ = 26001610.

The previous prime is 52003219. The next prime is 52003307. The reversal of 52003222 is 22230025.

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 = 52003196 and 52003205.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13000804 + ... + 13000807.

It is an arithmetic number, because the mean of its divisors is an integer number (19501209).

Almost surely, 2^52003222 is an apocalyptic number.

52003222 is a deficient number, since it is larger than the sum of its proper divisors (26001614).

52003222 is a wasteful number, since it uses less digits than its factorization.

52003222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26001613.

The product of its (nonzero) digits is 240, while the sum is 16.

The square root of 52003222 is about 7211.3259529715. The cubic root of 52003222 is about 373.2588245936.

Adding to 52003222 its reverse (22230025), we get a palindrome (74233247).

It can be divided in two parts, 52003 and 222, that added together give a palindrome (52225).

The spelling of 52003222 in words is "fifty-two million, three thousand, two hundred twenty-two".