28535914 has 12 divisors (see below), whose sum is σ = 47049282. Its totient is φ = 12970760.

The previous prime is 28535863. The next prime is 28535933. The reversal of 28535914 is 41953582.

It can be written as a sum of positive squares in only one way, i.e., 24830289 + 3705625 = 4983^2 + 1925^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 58717 + ... + 59200.

Almost surely, 2^28535914 is an apocalyptic number.

28535914 is a deficient number, since it is larger than the sum of its proper divisors (18513368).

28535914 is a wasteful number, since it uses less digits than its factorization.

28535914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117941 (or 117930 counting only the distinct ones).

The product of its digits is 43200, while the sum is 37.

The square root of 28535914 is about 5341.9017212974. The cubic root of 28535914 is about 305.5839890577.

The spelling of 28535914 in words is "twenty-eight million, five hundred thirty-five thousand, nine hundred fourteen".