546563761 has 4 divisors (see below), whose sum is σ = 547524900. Its totient is φ = 545602624.

The previous prime is 546563749. The next prime is 546563767. The reversal of 546563761 is 167365645.

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

It can be written as a sum of positive squares in 2 ways, for example, as 377563761 + 169000000 = 19431^2 + 13000^2 .

It is a cyclic number.

It is not a de Polignac number, because 546563761 - 2⁵ = 546563729 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (546563767) 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, 479716 + ... + 480853.

It is an arithmetic number, because the mean of its divisors is an integer number (136881225).

Almost surely, 2^546563761 is an apocalyptic number.

It is an amenable number.

546563761 is a deficient number, since it is larger than the sum of its proper divisors (961139).

546563761 is an equidigital number, since it uses as much as digits as its factorization.

546563761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 961138.

The product of its digits is 453600, while the sum is 43.

The square root of 546563761 is about 23378.7031505171. The cubic root of 546563761 is about 817.6114115881.

Subtracting from 546563761 its product of digits (453600), we obtain a square (546110161 = 23369²).

The spelling of 546563761 in words is "five hundred forty-six million, five hundred sixty-three thousand, seven hundred sixty-one".