27028438 has 8 divisors (see below), whose sum is σ = 40622040. Its totient is φ = 13487760.

The previous prime is 27028423. The next prime is 27028447. The reversal of 27028438 is 83482072.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11928 + ... + 14011.

It is an arithmetic number, because the mean of its divisors is an integer number (5077755).

Almost surely, 2^27028438 is an apocalyptic number.

27028438 is a deficient number, since it is larger than the sum of its proper divisors (13593602).

27028438 is a wasteful number, since it uses less digits than its factorization.

27028438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26462.

The product of its (nonzero) digits is 21504, while the sum is 34.

The square root of 27028438 is about 5198.8881503645. Note that the first 3 decimals coincide. The cubic root of 27028438 is about 300.1052889690.

The spelling of 27028438 in words is "twenty-seven million, twenty-eight thousand, four hundred thirty-eight".