540314728 has 64 divisors (see below), whose sum is σ = 1066867200. Its totient is φ = 256312320.

The previous prime is 540314659. The next prime is 540314777. The reversal of 540314728 is 827413045.

Together with 526552472 it forms an amicable pair .

It is a junction number, because it is equal to n+sod(n) for n = 540314693 and 540314702.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2422825 + ... + 2423047.

It is an arithmetic number, because the mean of its divisors is an integer number (16669800).

Almost surely, 2^540314728 is an apocalyptic number.

It is an amenable number.

540314728 is a deficient number, since it is larger than the sum of its proper divisors (526552472).

540314728 is a wasteful number, since it uses less digits than its factorization.

540314728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 442 (or 438 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 34.

The square root of 540314728 is about 23244.6709591683. The cubic root of 540314728 is about 814.4834585544.

The spelling of 540314728 in words is "five hundred forty million, three hundred fourteen thousand, seven hundred twenty-eight".