546520 has 32 divisors (see below), whose sum is σ = 1325520. Its totient is φ = 201600.

The previous prime is 546509. The next prime is 546523. The reversal of 546520 is 25645.

It is a super-2 number, since 2×546520² = 597368220800, which contains 22 as substring.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 546491 and 546500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (546523) 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, 6 + ... + 1045.

2⁵⁴⁶⁵²⁰ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 546520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (662760).

546520 is an abundant number, since it is smaller than the sum of its proper divisors (779000).

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

546520 is a wasteful number, since it uses less digits than its factorization.

546520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1075 (or 1071 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 546520 is about 739.2699101140. The cubic root of 546520 is about 81.7589590134.

The spelling of 546520 in words is "five hundred forty-six thousand, five hundred twenty".