28334359 has 4 divisors (see below), whose sum is σ = 30001104. Its totient is φ = 26667616.

The previous prime is 28334353. The next prime is 28334381. The reversal of 28334359 is 95343382.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 95343382 = 2 ⋅47671691.

It is a cyclic number.

It is not a de Polignac number, because 28334359 - 2³ = 28334351 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28334351) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 833347 + ... + 833380.

It is an arithmetic number, because the mean of its divisors is an integer number (7500276).

Almost surely, 2^28334359 is an apocalyptic number.

28334359 is a deficient number, since it is larger than the sum of its proper divisors (1666745).

28334359 is a wasteful number, since it uses less digits than its factorization.

28334359 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1666744.

The product of its digits is 77760, while the sum is 37.

The square root of 28334359 is about 5323.0028179591. The cubic root of 28334359 is about 304.8628210483.

The spelling of 28334359 in words is "twenty-eight million, three hundred thirty-four thousand, three hundred fifty-nine".