540247692 has 24 divisors (see below), whose sum is σ = 1334730096. Its totient is φ = 169489408.

The previous prime is 540247681. The next prime is 540247717. The reversal of 540247692 is 296742045.

It is a super-2 number, since 2×540247692² = 583735137422653728, 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 540247692.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1323933 + ... + 1324340.

It is an arithmetic number, because the mean of its divisors is an integer number (55613754).

Almost surely, 2^540247692 is an apocalyptic number.

It is an amenable number.

540247692 is an abundant number, since it is smaller than the sum of its proper divisors (794482404).

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

540247692 is a wasteful number, since it uses less digits than its factorization.

540247692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2648297 (or 2648295 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 39.

The square root of 540247692 is about 23243.2289495242. The cubic root of 540247692 is about 814.4497732667.

It can be divided in two parts, 54024 and 7692, that added together give a palindrome (61716).

The spelling of 540247692 in words is "five hundred forty million, two hundred forty-seven thousand, six hundred ninety-two".