28053464 has 16 divisors (see below), whose sum is σ = 52674720. Its totient is φ = 14006880.

The previous prime is 28053427. The next prime is 28053479. The reversal of 28053464 is 46435082.

It is a self number, because there is not a number n which added to its sum of digits gives 28053464.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4769 + ... + 8879.

It is an arithmetic number, because the mean of its divisors is an integer number (3292170).

Almost surely, 2^28053464 is an apocalyptic number.

It is an amenable number.

28053464 is a deficient number, since it is larger than the sum of its proper divisors (24621256).

28053464 is a wasteful number, since it uses less digits than its factorization.

28053464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4970 (or 4966 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 32.

The square root of 28053464 is about 5296.5520860273. The cubic root of 28053464 is about 303.8520459632.

The spelling of 28053464 in words is "twenty-eight million, fifty-three thousand, four hundred sixty-four".