28893334 has 16 divisors (see below), whose sum is σ = 44605440. Its totient is φ = 14028840.

The previous prime is 28893331. The next prime is 28893341. The reversal of 28893334 is 43339882.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28893331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15547 + ... + 17305.

It is an arithmetic number, because the mean of its divisors is an integer number (2787840).

Almost surely, 2^28893334 is an apocalyptic number.

28893334 is a deficient number, since it is larger than the sum of its proper divisors (15712106).

28893334 is a wasteful number, since it uses less digits than its factorization.

28893334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1995.

The product of its digits is 124416, while the sum is 40.

The square root of 28893334 is about 5375.2519940929. The cubic root of 28893334 is about 306.8545396269.

The spelling of 28893334 in words is "twenty-eight million, eight hundred ninety-three thousand, three hundred thirty-four".