540029668 has 12 divisors (see below), whose sum is σ = 945824572. Its totient is φ = 269794080.

The previous prime is 540029597. The next prime is 540029681. The reversal of 540029668 is 866920045.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 476636224 + 63393444 = 21832^2 + 7962^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 540029668.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49623 + ... + 59518.

Almost surely, 2^540029668 is an apocalyptic number.

It is an amenable number.

540029668 is a deficient number, since it is larger than the sum of its proper divisors (405794904).

540029668 is a wasteful number, since it uses less digits than its factorization.

540029668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110382 (or 110380 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 40.

The square root of 540029668 is about 23238.5384221986. The cubic root of 540029668 is about 814.3401979168.

The spelling of 540029668 in words is "five hundred forty million, twenty-nine thousand, six hundred sixty-eight".