540552 has 32 divisors (see below), whose sum is σ = 1370880. Its totient is φ = 177600.

The previous prime is 540541. The next prime is 540557. The reversal of 540552 is 255045.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 540552.

It is not an unprimeable number, because it can be changed into a prime (540557) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2313 + ... + 2535.

It is an arithmetic number, because the mean of its divisors is an integer number (42840).

2⁵⁴⁰⁵⁵² is an apocalyptic number.

It is an amenable number.

540552 is an abundant number, since it is smaller than the sum of its proper divisors (830328).

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

540552 is a wasteful number, since it uses less digits than its factorization.

540552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333 (or 329 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 21.

The square root of 540552 is about 735.2224153275. Note that the first 3 decimals coincide. The cubic root of 540552 is about 81.4602664286.

Adding to 540552 its reverse (255045), we get a palindrome (795597).

The spelling of 540552 in words is "five hundred forty thousand, five hundred fifty-two".