28182064 has 10 divisors (see below), whose sum is σ = 54602780. Its totient is φ = 14091024.

The previous prime is 28182031. The next prime is 28182083. The reversal of 28182064 is 46028182.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 880674 + ... + 880705.

It is an arithmetic number, because the mean of its divisors is an integer number (5460278).

Almost surely, 2^28182064 is an apocalyptic number.

It is an amenable number.

28182064 is a deficient number, since it is larger than the sum of its proper divisors (26420716).

28182064 is a wasteful number, since it uses less digits than its factorization.

28182064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1761387 (or 1761381 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 31.

The square root of 28182064 is about 5308.6781782286. The cubic root of 28182064 is about 304.3156347756.

The spelling of 28182064 in words is "twenty-eight million, one hundred eighty-two thousand, sixty-four".