542687756 has 48 divisors (see below), whose sum is σ = 1050102144. Its totient is φ = 243833856.

The previous prime is 542687741. The next prime is 542687777. The reversal of 542687756 is 657786245.

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, 568976 + ... + 569928.

It is an arithmetic number, because the mean of its divisors is an integer number (21877128).

Almost surely, 2^542687756 is an apocalyptic number.

It is an amenable number.

542687756 is a deficient number, since it is larger than the sum of its proper divisors (507414388).

542687756 is a wasteful number, since it uses less digits than its factorization.

542687756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1250 (or 1248 counting only the distinct ones).

The product of its digits is 2822400, while the sum is 50.

The square root of 542687756 is about 23295.6595957273. The cubic root of 542687756 is about 815.6741037284.

The spelling of 542687756 in words is "five hundred forty-two million, six hundred eighty-seven thousand, seven hundred fifty-six".