540694757 has 8 divisors (see below), whose sum is σ = 562152192. Its totient is φ = 519631200.

The previous prime is 540694751. The next prime is 540694769. The reversal of 540694757 is 757496045.

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

It is a cyclic number.

It is not a de Polignac number, because 540694757 - 2⁸ = 540694501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540694751) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95669 + ... + 101162.

It is an arithmetic number, because the mean of its divisors is an integer number (70269024).

Almost surely, 2^540694757 is an apocalyptic number.

It is an amenable number.

540694757 is a deficient number, since it is larger than the sum of its proper divisors (21457435).

540694757 is a wasteful number, since it uses less digits than its factorization.

540694757 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196939.

The product of its (nonzero) digits is 1058400, while the sum is 47.

The square root of 540694757 is about 23252.8440626088. The cubic root of 540694757 is about 814.6743687642.

The spelling of 540694757 in words is "five hundred forty million, six hundred ninety-four thousand, seven hundred fifty-seven".