552041440 has 24 divisors (see below), whose sum is σ = 1304198280. Its totient is φ = 220816512.

The previous prime is 552041429. The next prime is 552041449. The reversal of 552041440 is 44140255.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (552041449) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1724970 + ... + 1725289.

It is an arithmetic number, because the mean of its divisors is an integer number (54341595).

Almost surely, 2^552041440 is an apocalyptic number.

It is an amenable number.

552041440 is an abundant number, since it is smaller than the sum of its proper divisors (752156840).

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

552041440 is a wasteful number, since it uses less digits than its factorization.

552041440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3450274 (or 3450266 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 552041440 is about 23495.5621341563. The cubic root of 552041440 is about 820.3337130708. Note that the first 3 decimals are identical.

Adding to 552041440 its reverse (44140255), we get a palindrome (596181695).

It can be divided in two parts, 55204 and 1440, that added together give a square (56644 = 238²).

The spelling of 552041440 in words is "five hundred fifty-two million, forty-one thousand, four hundred forty".