540557774 has 8 divisors (see below), whose sum is σ = 812954880. Its totient is φ = 269572816.

The previous prime is 540557747. The next prime is 540557777. The reversal of 540557774 is 477755045.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540557777) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 352079 + ... + 353610.

It is an arithmetic number, because the mean of its divisors is an integer number (101619360).

Almost surely, 2^540557774 is an apocalyptic number.

540557774 is a deficient number, since it is larger than the sum of its proper divisors (272397106).

540557774 is a wasteful number, since it uses less digits than its factorization.

540557774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 706074.

The product of its (nonzero) digits is 686000, while the sum is 44.

The square root of 540557774 is about 23249.8983653693. The cubic root of 540557774 is about 814.6055647159.

The spelling of 540557774 in words is "five hundred forty million, five hundred fifty-seven thousand, seven hundred seventy-four".