28845922 has 16 divisors (see below), whose sum is σ = 49705920. Its totient is φ = 12298608.

The previous prime is 28845917. The next prime is 28845967. The reversal of 28845922 is 22954882.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2472 + ... + 7987.

It is an arithmetic number, because the mean of its divisors is an integer number (3106620).

Almost surely, 2^28845922 is an apocalyptic number.

28845922 is a deficient number, since it is larger than the sum of its proper divisors (20859998).

28845922 is a wasteful number, since it uses less digits than its factorization.

28845922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10665.

The product of its digits is 92160, while the sum is 40.

The square root of 28845922 is about 5370.8399715501. The cubic root of 28845922 is about 306.6866052464.

The spelling of 28845922 in words is "twenty-eight million, eight hundred forty-five thousand, nine hundred twenty-two".