540594993 has 16 divisors (see below), whose sum is σ = 745041600. Its totient is φ = 348473280.

The previous prime is 540594979. The next prime is 540595001. The reversal of 540594993 is 399495045.

It is not a de Polignac number, because 540594993 - 2⁵ = 540594961 is a prime.

It is not an unprimeable number, because it can be changed into a prime (540594913) 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, 14238 + ... + 35831.

It is an arithmetic number, because the mean of its divisors is an integer number (46565100).

Almost surely, 2^540594993 is an apocalyptic number.

It is an amenable number.

540594993 is a deficient number, since it is larger than the sum of its proper divisors (204446607).

540594993 is a wasteful number, since it uses less digits than its factorization.

540594993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50192.

The product of its (nonzero) digits is 874800, while the sum is 48.

The square root of 540594993 is about 23250.6987636931. The cubic root of 540594993 is about 814.6242602869.

The spelling of 540594993 in words is "five hundred forty million, five hundred ninety-four thousand, nine hundred ninety-three".