546561844 has 6 divisors (see below), whose sum is σ = 956483234. Its totient is φ = 273280920.

The previous prime is 546561839. The next prime is 546561859. The reversal of 546561844 is 448165645.

546561844 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 433139344 + 113422500 = 20812^2 + 10650^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 546561844.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68320227 + ... + 68320234.

Almost surely, 2^546561844 is an apocalyptic number.

It is an amenable number.

546561844 is a deficient number, since it is larger than the sum of its proper divisors (409921390).

546561844 is a wasteful number, since it uses less digits than its factorization.

546561844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136640465 (or 136640463 counting only the distinct ones).

The product of its digits is 460800, while the sum is 43.

The square root of 546561844 is about 23378.6621516288. The cubic root of 546561844 is about 817.6104556990.

The spelling of 546561844 in words is "five hundred forty-six million, five hundred sixty-one thousand, eight hundred forty-four".