546561642 has 16 divisors (see below), whose sum is σ = 1192498272. Its totient is φ = 165624720.

The previous prime is 546561629. The next prime is 546561649. The reversal of 546561642 is 246165645.

546561642 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 546561642.

It is not an unprimeable number, because it can be changed into a prime (546561649) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4140553 + ... + 4140684.

It is an arithmetic number, because the mean of its divisors is an integer number (74531142).

Almost surely, 2^546561642 is an apocalyptic number.

546561642 is an abundant number, since it is smaller than the sum of its proper divisors (645936630).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

546561642 is a wasteful number, since it uses less digits than its factorization.

546561642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8281253.

The product of its digits is 172800, while the sum is 39.

The square root of 546561642 is about 23378.6578314496. The cubic root of 546561642 is about 817.6103549740.

The spelling of 546561642 in words is "five hundred forty-six million, five hundred sixty-one thousand, six hundred forty-two".