552244421 has 8 divisors (see below), whose sum is σ = 576538560. Its totient is φ = 527973952.

The previous prime is 552244411. The next prime is 552244463. The reversal of 552244421 is 124442255.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-552244421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (552244411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55406 + ... + 64608.

It is an arithmetic number, because the mean of its divisors is an integer number (72067320).

Almost surely, 2^552244421 is an apocalyptic number.

It is an amenable number.

552244421 is a deficient number, since it is larger than the sum of its proper divisors (24294139).

552244421 is a wasteful number, since it uses less digits than its factorization.

552244421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11835.

The product of its digits is 12800, while the sum is 29.

The square root of 552244421 is about 23499.8812975725. The cubic root of 552244421 is about 820.4342440220.

Adding to 552244421 its reverse (124442255), we get a palindrome (676686676).

The spelling of 552244421 in words is "five hundred fifty-two million, two hundred forty-four thousand, four hundred twenty-one".