540498 has 32 divisors (see below), whose sum is σ = 1309824. Its totient is φ = 145152.

The previous prime is 540469. The next prime is 540509. The reversal of 540498 is 894045.

540498 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 540498.

It is an unprimeable number.

540498 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 336 + ... + 1092.

It is an arithmetic number, because the mean of its divisors is an integer number (40932).

2⁵⁴⁰⁴⁹⁸ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 540498, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (654912).

540498 is an abundant number, since it is smaller than the sum of its proper divisors (769326).

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

540498 is a wasteful number, since it uses less digits than its factorization.

540498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 786.

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 540498 is about 735.1856908292. The cubic root of 540498 is about 81.4575537689.

The spelling of 540498 in words is "five hundred forty thousand, four hundred ninety-eight".