28546 has 8 divisors (see below), whose sum is σ = 48960. Its totient is φ = 12228.

The previous prime is 28541. The next prime is 28547. The reversal of 28546 is 64582.

28546 is nontrivially palindromic in base 11.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a nialpdrome in base 13.

It is a zygodrome in base 13.

It is a self number, because there is not a number n which added to its sum of digits gives 28546.

It is not an unprimeable number, because it can be changed into a prime (28541) 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, 1006 + ... + 1033.

It is an arithmetic number, because the mean of its divisors is an integer number (6120).

2²⁸⁵⁴⁶ is an apocalyptic number.

28546 is a deficient number, since it is larger than the sum of its proper divisors (20414).

28546 is a wasteful number, since it uses less digits than its factorization.

28546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2048.

The product of its digits is 1920, while the sum is 25.

The square root of 28546 is about 168.9556154734. The cubic root of 28546 is about 30.5619987637.

The spelling of 28546 in words is "twenty-eight thousand, five hundred forty-six".