28944846 has 48 divisors (see below), whose sum is σ = 75894624. Its totient is φ = 7782912.

The previous prime is 28944827. The next prime is 28944859. The reversal of 28944846 is 64844982.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4615 + ... + 8898.

It is an arithmetic number, because the mean of its divisors is an integer number (1581138).

Almost surely, 2^28944846 is an apocalyptic number.

28944846 is an abundant number, since it is smaller than the sum of its proper divisors (46949778).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

28944846 is a wasteful number, since it uses less digits than its factorization.

28944846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13545 (or 13542 counting only the distinct ones).

The product of its digits is 442368, while the sum is 45.

The square root of 28944846 is about 5380.0414496545. The cubic root of 28944846 is about 307.0367882011.

The spelling of 28944846 in words is "twenty-eight million, nine hundred forty-four thousand, eight hundred forty-six".