28046168 has 8 divisors (see below), whose sum is σ = 52586580. Its totient is φ = 14023080.

The previous prime is 28046167. The next prime is 28046171. The reversal of 28046168 is 86164082.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28046167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1752878 + ... + 1752893.

Almost surely, 2^28046168 is an apocalyptic number.

It is an amenable number.

28046168 is a deficient number, since it is larger than the sum of its proper divisors (24540412).

28046168 is a wasteful number, since it uses less digits than its factorization.

28046168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3505777 (or 3505773 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 35.

The square root of 28046168 is about 5295.8632912869. The cubic root of 28046168 is about 303.8257022558.

The spelling of 28046168 in words is "twenty-eight million, forty-six thousand, one hundred sixty-eight".