540869052 has 24 divisors (see below), whose sum is σ = 1262415616. Its totient is φ = 180234288.

The previous prime is 540869051. The next prime is 540869123. The reversal of 540869052 is 250968045.

It is a super-2 number, since 2×540869052² = 585078662822757408, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 540869052.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540869051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58413 + ... + 67035.

Almost surely, 2^540869052 is an apocalyptic number.

It is an amenable number.

540869052 is an abundant number, since it is smaller than the sum of its proper divisors (721546564).

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

540869052 is a wasteful number, since it uses less digits than its factorization.

540869052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13857 (or 13855 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 39.

The square root of 540869052 is about 23256.5915817430. The cubic root of 540869052 is about 814.7618971479.

The spelling of 540869052 in words is "five hundred forty million, eight hundred sixty-nine thousand, fifty-two".