540798 has 16 divisors (see below), whose sum is σ = 1089936. Its totient is φ = 178880.

The previous prime is 540781. The next prime is 540803. The reversal of 540798 is 897045.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 778 + ... + 1298.

It is an arithmetic number, because the mean of its divisors is an integer number (68121).

2⁵⁴⁰⁷⁹⁸ is an apocalyptic number.

540798 is an abundant number, since it is smaller than the sum of its proper divisors (549138).

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

540798 is a wasteful number, since it uses less digits than its factorization.

540798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 699.

The product of its (nonzero) digits is 10080, while the sum is 33.

The square root of 540798 is about 735.3896926120. The cubic root of 540798 is about 81.4726218150.

The spelling of 540798 in words is "five hundred forty thousand, seven hundred ninety-eight".