540492 has 24 divisors (see below), whose sum is σ = 1280496. Its totient is φ = 177408.

The previous prime is 540469. The next prime is 540509. The reversal of 540492 is 294045.

540492 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 568 + ... + 1184.

It is an arithmetic number, because the mean of its divisors is an integer number (53354).

2⁵⁴⁰⁴⁹² is an apocalyptic number.

It is an amenable number.

540492 is an abundant number, since it is smaller than the sum of its proper divisors (740004).

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

540492 is a wasteful number, since it uses less digits than its factorization.

540492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 697 (or 695 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 540492 is about 735.1816102161. The cubic root of 540492 is about 81.4572523511.

The spelling of 540492 in words is "five hundred forty thousand, four hundred ninety-two".