552181622 has 4 divisors (see below), whose sum is σ = 828272436. Its totient is φ = 276090810.

The previous prime is 552181621. The next prime is 552181657. The reversal of 552181622 is 226181255.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (552181621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138045404 + ... + 138045407.

It is an arithmetic number, because the mean of its divisors is an integer number (207068109).

Almost surely, 2^552181622 is an apocalyptic number.

552181622 is a deficient number, since it is larger than the sum of its proper divisors (276090814).

552181622 is a wasteful number, since it uses less digits than its factorization.

552181622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276090813.

The product of its digits is 9600, while the sum is 32.

The square root of 552181622 is about 23498.5451038995. The cubic root of 552181622 is about 820.4031440228.

The spelling of 552181622 in words is "five hundred fifty-two million, one hundred eighty-one thousand, six hundred twenty-two".