28183046 has 4 divisors (see below), whose sum is σ = 42274572. Its totient is φ = 14091522.

The previous prime is 28183039. The next prime is 28183063. The reversal of 28183046 is 64038182.

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

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, 7045760 + ... + 7045763.

It is an arithmetic number, because the mean of its divisors is an integer number (10568643).

Almost surely, 2^28183046 is an apocalyptic number.

28183046 is a deficient number, since it is larger than the sum of its proper divisors (14091526).

28183046 is a wasteful number, since it uses less digits than its factorization.

28183046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14091525.

The product of its (nonzero) digits is 9216, while the sum is 32.

The square root of 28183046 is about 5308.7706674898. The cubic root of 28183046 is about 304.3191693462.

The spelling of 28183046 in words is "twenty-eight million, one hundred eighty-three thousand, forty-six".