28944088 has 16 divisors (see below), whose sum is σ = 56142000. Its totient is φ = 13972896.

The previous prime is 28944077. The next prime is 28944103. The reversal of 28944088 is 88044982.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62148 + ... + 62611.

It is an arithmetic number, because the mean of its divisors is an integer number (3508875).

Almost surely, 2^28944088 is an apocalyptic number.

It is an amenable number.

28944088 is a deficient number, since it is larger than the sum of its proper divisors (27197912).

28944088 is a wasteful number, since it uses less digits than its factorization.

28944088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124794 (or 124790 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 43.

The square root of 28944088 is about 5379.9710036393. The cubic root of 28944088 is about 307.0341079782.

The spelling of 28944088 in words is "twenty-eight million, nine hundred forty-four thousand, eighty-eight".