540554 has 8 divisors (see below), whose sum is σ = 926688. Its totient is φ = 231660.

The previous prime is 540541. The next prime is 540557. The reversal of 540554 is 455045.

540554 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an Ulam number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 540554.

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 3 ways as a sum of consecutive naturals, for example, 19292 + ... + 19319.

It is an arithmetic number, because the mean of its divisors is an integer number (115836).

2⁵⁴⁰⁵⁵⁴ is an apocalyptic number.

540554 is a deficient number, since it is larger than the sum of its proper divisors (386134).

540554 is a wasteful number, since it uses less digits than its factorization.

540554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38620.

The product of its (nonzero) digits is 2000, while the sum is 23.

The square root of 540554 is about 735.2237754589. The cubic root of 540554 is about 81.4603668940.

Adding to 540554 its reverse (455045), we get a palindrome (995599).

The spelling of 540554 in words is "five hundred forty thousand, five hundred fifty-four".