552240140 has 12 divisors (see below), whose sum is σ = 1159704336. Its totient is φ = 220896048.

The previous prime is 552240103. The next prime is 552240163. The reversal of 552240140 is 41042255.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13805984 + ... + 13806023.

It is an arithmetic number, because the mean of its divisors is an integer number (96642028).

Almost surely, 2^552240140 is an apocalyptic number.

It is an amenable number.

552240140 is an abundant number, since it is smaller than the sum of its proper divisors (607464196).

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

552240140 is a wasteful number, since it uses less digits than its factorization.

552240140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27612016 (or 27612014 counting only the distinct ones).

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

The square root of 552240140 is about 23499.7902118296. The cubic root of 552240140 is about 820.4321240138.

Adding to 552240140 its reverse (41042255), we get a palindrome (593282395).

The spelling of 552240140 in words is "five hundred fifty-two million, two hundred forty thousand, one hundred forty".