547998047 has 4 divisors (see below), whose sum is σ = 548340240. Its totient is φ = 547655856.

The previous prime is 547997999. The next prime is 547998071. The reversal of 547998047 is 740899745.

547998047 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-547998047 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 547998047.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (547998097) 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, 168683 + ... + 171900.

It is an arithmetic number, because the mean of its divisors is an integer number (137085060).

Almost surely, 2^547998047 is an apocalyptic number.

547998047 is a deficient number, since it is larger than the sum of its proper divisors (342193).

547998047 is a wasteful number, since it uses less digits than its factorization.

547998047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342192.

The product of its (nonzero) digits is 2540160, while the sum is 53.

The square root of 547998047 is about 23409.3581073894. The cubic root of 547998047 is about 818.3259755557.

The spelling of 547998047 in words is "five hundred forty-seven million, nine hundred ninety-eight thousand, forty-seven".