546819 has 16 divisors (see below), whose sum is σ = 897792. Its totient is φ = 288288.

The previous prime is 546781. The next prime is 546841. The reversal of 546819 is 918645.

It is not a de Polignac number, because 546819 - 2⁷ = 546691 is a prime.

It is a super-2 number, since 2×546819² = 598022037522, which contains 22 as substring.

It is an Ulam number.

546819 is a modest number, since divided by 819 gives 546 as remainder.

546819 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 546819.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (546859) 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, 729 + ... + 1274.

It is an arithmetic number, because the mean of its divisors is an integer number (56112).

2⁵⁴⁶⁸¹⁹ is an apocalyptic number.

546819 is a deficient number, since it is larger than the sum of its proper divisors (350973).

546819 is a wasteful number, since it uses less digits than its factorization.

546819 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2026.

The product of its digits is 8640, while the sum is 33.

The square root of 546819 is about 739.4721090075. The cubic root of 546819 is about 81.7738663495.

The spelling of 546819 in words is "five hundred forty-six thousand, eight hundred nineteen".