28827322 has 4 divisors (see below), whose sum is σ = 43240986. Its totient is φ = 14413660.

The previous prime is 28827307. The next prime is 28827347. The reversal of 28827322 is 22372882.

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

It can be written as a sum of positive squares in only one way, i.e., 25796241 + 3031081 = 5079^2 + 1741^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7206829 + ... + 7206832.

Almost surely, 2^28827322 is an apocalyptic number.

28827322 is a deficient number, since it is larger than the sum of its proper divisors (14413664).

28827322 is a wasteful number, since it uses less digits than its factorization.

28827322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14413663.

The product of its digits is 21504, while the sum is 34.

The square root of 28827322 is about 5369.1081196042. The cubic root of 28827322 is about 306.6206733691.

The spelling of 28827322 in words is "twenty-eight million, eight hundred twenty-seven thousand, three hundred twenty-two".