28682494 has 4 divisors (see below), whose sum is σ = 43023744. Its totient is φ = 14341246.

The previous prime is 28682473. The next prime is 28682531. The reversal of 28682494 is 49428682.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 28682494.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7170622 + ... + 7170625.

It is an arithmetic number, because the mean of its divisors is an integer number (10755936).

Almost surely, 2^28682494 is an apocalyptic number.

28682494 is a deficient number, since it is larger than the sum of its proper divisors (14341250).

28682494 is a wasteful number, since it uses less digits than its factorization.

28682494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14341249.

The product of its digits is 221184, while the sum is 43.

The square root of 28682494 is about 5355.6039808783. The cubic root of 28682494 is about 306.1063252764.

The spelling of 28682494 in words is "twenty-eight million, six hundred eighty-two thousand, four hundred ninety-four".