553621222 has 48 divisors (see below), whose sum is σ = 1058109696. Its totient is φ = 212612400.

The previous prime is 553621213. The next prime is 553621231. The reversal of 553621222 is 222126355.

It is an interprime number because it is at equal distance from previous prime (553621213) and next prime (553621231).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 117973 + ... + 122575.

It is an arithmetic number, because the mean of its divisors is an integer number (22043952).

Almost surely, 2^553621222 is an apocalyptic number.

553621222 is a deficient number, since it is larger than the sum of its proper divisors (504488474).

553621222 is a wasteful number, since it uses less digits than its factorization.

553621222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4705 (or 4694 counting only the distinct ones).

The product of its digits is 7200, while the sum is 28.

The square root of 553621222 is about 23529.1568484721. The cubic root of 553621222 is about 821.1154866193.

Adding to 553621222 its reverse (222126355), we get a palindrome (775747577).

The spelling of 553621222 in words is "five hundred fifty-three million, six hundred twenty-one thousand, two hundred twenty-two".