552332144 has 160 divisors (see below), whose sum is σ = 1386577920. Its totient is φ = 207277056.

The previous prime is 552332101. The next prime is 552332149. The reversal of 552332144 is 441233255.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (552332149) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4349009 + ... + 4349135.

It is an arithmetic number, because the mean of its divisors is an integer number (8666112).

Almost surely, 2^552332144 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 552332144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (693288960).

552332144 is an abundant number, since it is smaller than the sum of its proper divisors (834245776).

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

552332144 is a wasteful number, since it uses less digits than its factorization.

552332144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287 (or 281 counting only the distinct ones).

The product of its digits is 14400, while the sum is 29.

The square root of 552332144 is about 23501.7476796940. The cubic root of 552332144 is about 820.4776832070.

Adding to 552332144 its reverse (441233255), we get a palindrome (993565399).

The spelling of 552332144 in words is "five hundred fifty-two million, three hundred thirty-two thousand, one hundred forty-four".