540788 has 6 divisors (see below), whose sum is σ = 946386. Its totient is φ = 270392.

The previous prime is 540781. The next prime is 540803. The reversal of 540788 is 887045.

It can be written as a sum of positive squares in only one way, i.e., 357604 + 183184 = 598^2 + 428^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67595 + ... + 67602.

It is an arithmetic number, because the mean of its divisors is an integer number (157731).

2⁵⁴⁰⁷⁸⁸ is an apocalyptic number.

It is an amenable number.

540788 is a deficient number, since it is larger than the sum of its proper divisors (405598).

540788 is a wasteful number, since it uses less digits than its factorization.

540788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135201 (or 135199 counting only the distinct ones).

The product of its (nonzero) digits is 8960, while the sum is 32.

The square root of 540788 is about 735.3828934644. The cubic root of 540788 is about 81.4721196366.

The spelling of 540788 in words is "five hundred forty thousand, seven hundred eighty-eight".