540849849 has 16 divisors (see below), whose sum is σ = 771120000. Its totient is φ = 335993600.

The previous prime is 540849847. The next prime is 540849857. The reversal of 540849849 is 948948045.

540849849 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 540849849 - 2¹ = 540849847 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is not an unprimeable number, because it can be changed into a prime (540849847) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47349 + ... + 57650.

It is an arithmetic number, because the mean of its divisors is an integer number (48195000).

Almost surely, 2^540849849 is an apocalyptic number.

It is an amenable number.

540849849 is a deficient number, since it is larger than the sum of its proper divisors (230270151).

540849849 is a wasteful number, since it uses less digits than its factorization.

540849849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105120.

The product of its (nonzero) digits is 1658880, while the sum is 51.

The square root of 540849849 is about 23256.1787273834. The cubic root of 540849849 is about 814.7522546058.

The spelling of 540849849 in words is "five hundred forty million, eight hundred forty-nine thousand, eight hundred forty-nine".