552042140 has 24 divisors (see below), whose sum is σ = 1248465120. Its totient is φ = 203830848.

The previous prime is 552042077. The next prime is 552042149. The reversal of 552042140 is 41240255.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (552042149) 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 in 7 ways as a sum of consecutive naturals, for example, 1061360 + ... + 1061879.

It is an arithmetic number, because the mean of its divisors is an integer number (52019380).

Almost surely, 2^552042140 is an apocalyptic number.

It is an amenable number.

552042140 is an abundant number, since it is smaller than the sum of its proper divisors (696422980).

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

552042140 is a wasteful number, since it uses less digits than its factorization.

552042140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2123261 (or 2123259 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 23.

The square root of 552042140 is about 23495.5770305817. The cubic root of 552042140 is about 820.3340598040.

Adding to 552042140 its reverse (41240255), we get a palindrome (593282395).

The spelling of 552042140 in words is "five hundred fifty-two million, forty-two thousand, one hundred forty".