28339162 has 4 divisors (see below), whose sum is σ = 42508746. Its totient is φ = 14169580.

The previous prime is 28339147. The next prime is 28339163. The reversal of 28339162 is 26193382.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 24295041 + 4044121 = 4929^2 + 2011^2 .

It is not an unprimeable number, because it can be changed into a prime (28339163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7084789 + ... + 7084792.

Almost surely, 2^28339162 is an apocalyptic number.

28339162 is a deficient number, since it is larger than the sum of its proper divisors (14169584).

28339162 is a wasteful number, since it uses less digits than its factorization.

28339162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14169583.

The product of its digits is 15552, while the sum is 34.

The square root of 28339162 is about 5323.4539539664. The cubic root of 28339162 is about 304.8800459942.

The spelling of 28339162 in words is "twenty-eight million, three hundred thirty-nine thousand, one hundred sixty-two".