546990 has 16 divisors (see below), whose sum is σ = 1312848. Its totient is φ = 145856.

The previous prime is 546977. The next prime is 547007. The reversal of 546990 is 99645.

It is a happy number.

It is a plaindrome in base 12.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9087 + ... + 9146.

It is an arithmetic number, because the mean of its divisors is an integer number (82053).

2⁵⁴⁶⁹⁹⁰ is an apocalyptic number.

546990 is an abundant number, since it is smaller than the sum of its proper divisors (765858).

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

546990 is a wasteful number, since it uses less digits than its factorization.

546990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18243.

The product of its (nonzero) digits is 9720, while the sum is 33.

The square root of 546990 is about 739.5877229917. The cubic root of 546990 is about 81.7823895073.

The spelling of 546990 in words is "five hundred forty-six thousand, nine hundred ninety".