546927661 has 6 divisors (see below), whose sum is σ = 636222030. Its totient is φ = 468795096.

The previous prime is 546927643. The next prime is 546927683. The reversal of 546927661 is 166729645.

It can be written as a sum of positive squares in only one way, i.e., 544335561 + 2592100 = 23331^2 + 1610^2 .

It is not a de Polignac number, because 546927661 - 2⁷ = 546927533 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (546927691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5580846 + ... + 5580943.

It is an arithmetic number, because the mean of its divisors is an integer number (106037005).

Almost surely, 2^546927661 is an apocalyptic number.

It is an amenable number.

546927661 is a deficient number, since it is larger than the sum of its proper divisors (89294369).

546927661 is a wasteful number, since it uses less digits than its factorization.

546927661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11161803 (or 11161796 counting only the distinct ones).

The product of its digits is 544320, while the sum is 46.

The square root of 546927661 is about 23386.4845797738. The cubic root of 546927661 is about 817.7928254853.

The spelling of 546927661 in words is "five hundred forty-six million, nine hundred twenty-seven thousand, six hundred sixty-one".