28164335 has 8 divisors (see below), whose sum is σ = 34621776. Its totient is φ = 21981760.

The previous prime is 28164329. The next prime is 28164343. The reversal of 28164335 is 53346182.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 28164335 - 2⁸ = 28164079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68489 + ... + 68898.

It is an arithmetic number, because the mean of its divisors is an integer number (4327722).

Almost surely, 2^28164335 is an apocalyptic number.

28164335 is a deficient number, since it is larger than the sum of its proper divisors (6457441).

28164335 is a wasteful number, since it uses less digits than its factorization.

28164335 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137433.

The product of its digits is 17280, while the sum is 32.

The square root of 28164335 is about 5307.0081024999. The cubic root of 28164335 is about 304.2518076119.

The spelling of 28164335 in words is "twenty-eight million, one hundred sixty-four thousand, three hundred thirty-five".