547642768 has 20 divisors (see below), whose sum is σ = 1062219340. Its totient is φ = 273521664.

The previous prime is 547642729. The next prime is 547642783. The reversal of 547642768 is 867246745.

It can be written as a sum of positive squares in 2 ways, for example, as 199148544 + 348494224 = 14112^2 + 18668^2 .

It is an unprimeable number.

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, 3273 + ... + 33256.

It is an arithmetic number, because the mean of its divisors is an integer number (53110967).

Almost surely, 2^547642768 is an apocalyptic number.

It is an amenable number.

547642768 is a deficient number, since it is larger than the sum of its proper divisors (514576572).

547642768 is a wasteful number, since it uses less digits than its factorization.

547642768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37474 (or 37468 counting only the distinct ones).

The product of its digits is 2257920, while the sum is 49.

The square root of 547642768 is about 23401.7684801812. The cubic root of 547642768 is about 818.1490911743.

The spelling of 547642768 in words is "five hundred forty-seven million, six hundred forty-two thousand, seven hundred sixty-eight".