28339151 has 8 divisors (see below), whose sum is σ = 30371424. Its totient is φ = 26373600.

The previous prime is 28339147. The next prime is 28339163. The reversal of 28339151 is 15193382.

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

It is not a de Polignac number, because 28339151 - 2² = 28339147 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 (28339121) 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, 15800 + ... + 17501.

It is an arithmetic number, because the mean of its divisors is an integer number (3796428).

Almost surely, 2^28339151 is an apocalyptic number.

28339151 is a deficient number, since it is larger than the sum of its proper divisors (2032273).

28339151 is a wasteful number, since it uses less digits than its factorization.

28339151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33361.

The product of its digits is 6480, while the sum is 32.

The square root of 28339151 is about 5323.4529208024. The cubic root of 28339151 is about 304.8800065472.

The spelling of 28339151 in words is "twenty-eight million, three hundred thirty-nine thousand, one hundred fifty-one".