53202222 has 24 divisors (see below), whose sum is σ = 115985064. Its totient is φ = 17624304.

The previous prime is 53202203. The next prime is 53202229. The reversal of 53202222 is 22220235.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 53202195 and 53202204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53202229) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6133 + ... + 12000.

It is an arithmetic number, because the mean of its divisors is an integer number (4832711).

Almost surely, 2^53202222 is an apocalyptic number.

53202222 is an abundant number, since it is smaller than the sum of its proper divisors (62782842).

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

53202222 is a wasteful number, since it uses less digits than its factorization.

53202222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18304 (or 18301 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 53202222 is about 7293.9853303938. The cubic root of 53202222 is about 376.1057072264.

Adding to 53202222 its reverse (22220235), we get a palindrome (75422457).

The spelling of 53202222 in words is "fifty-three million, two hundred two thousand, two hundred twenty-two".