540546492 has 12 divisors (see below), whose sum is σ = 1261275176. Its totient is φ = 180182160.

The previous prime is 540546491. The next prime is 540546499. The reversal of 540546492 is 294645045.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 540546492.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540546491) 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, 22522759 + ... + 22522782.

Almost surely, 2^540546492 is an apocalyptic number.

It is an amenable number.

540546492 is an abundant number, since it is smaller than the sum of its proper divisors (720728684).

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

540546492 is a wasteful number, since it uses less digits than its factorization.

540546492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45045548 (or 45045546 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 39.

The square root of 540546492 is about 23249.6557393868. The cubic root of 540546492 is about 814.5998974562.

The spelling of 540546492 in words is "five hundred forty million, five hundred forty-six thousand, four hundred ninety-two".