546945 has 16 divisors (see below), whose sum is σ = 1000320. Its totient is φ = 249984.

The previous prime is 546943. The next prime is 546947. The reversal of 546945 is 549645.

546945 = T₁₅₉ + T₁₆₀ + ... + T₁₉₃.

546945 = 29² + 30² + ... + 118².

It is an interprime number because it is at equal distance from previous prime (546943) and next prime (546947).

It is not a de Polignac number, because 546945 - 2¹ = 546943 is a prime.

546945 is a lucky number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 546945.

It is not an unprimeable number, because it can be changed into a prime (546943) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2500 + ... + 2709.

It is an arithmetic number, because the mean of its divisors is an integer number (62520).

2⁵⁴⁶⁹⁴⁵ is an apocalyptic number.

It is an amenable number.

546945 is a deficient number, since it is larger than the sum of its proper divisors (453375).

546945 is a wasteful number, since it uses less digits than its factorization.

546945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5224.

The product of its digits is 21600, while the sum is 33.

The square root of 546945 is about 739.5573000113. The cubic root of 546945 is about 81.7801467433.

The spelling of 546945 in words is "five hundred forty-six thousand, nine hundred forty-five".