547641868 has 12 divisors (see below), whose sum is σ = 1000041840. Its totient is φ = 261915632.

The previous prime is 547641841. The next prime is 547641869. The reversal of 547641868 is 868146745.

It is not an unprimeable number, because it can be changed into a prime (547641869) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2976223 + ... + 2976406.

It is an arithmetic number, because the mean of its divisors is an integer number (83336820).

Almost surely, 2^547641868 is an apocalyptic number.

It is an amenable number.

547641868 is a deficient number, since it is larger than the sum of its proper divisors (452399972).

547641868 is a wasteful number, since it uses less digits than its factorization.

547641868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5952656 (or 5952654 counting only the distinct ones).

The product of its digits is 1290240, while the sum is 49.

The square root of 547641868 is about 23401.7492508573. The cubic root of 547641868 is about 818.1486429901.

The spelling of 547641868 in words is "five hundred forty-seven million, six hundred forty-one thousand, eight hundred sixty-eight".