28046338 has 16 divisors (see below), whose sum is σ = 44049600. Its totient is φ = 13367376.

The previous prime is 28046327. The next prime is 28046339. The reversal of 28046338 is 83364082.

It is not an unprimeable number, because it can be changed into a prime (28046339) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15181 + ... + 16927.

It is an arithmetic number, because the mean of its divisors is an integer number (2753100).

Almost surely, 2^28046338 is an apocalyptic number.

28046338 is a deficient number, since it is larger than the sum of its proper divisors (16003262).

28046338 is a wasteful number, since it uses less digits than its factorization.

28046338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2121.

The product of its (nonzero) digits is 27648, while the sum is 34.

The square root of 28046338 is about 5295.8793415258. The cubic root of 28046338 is about 303.8263161277.

The spelling of 28046338 in words is "twenty-eight million, forty-six thousand, three hundred thirty-eight".