27159426 has 96 divisors (see below), whose sum is σ = 70761600. Its totient is φ = 7521696.

The previous prime is 27159413. The next prime is 27159439. The reversal of 27159426 is 62495172.

It is an interprime number because it is at equal distance from previous prime (27159413) and next prime (27159439).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 327181 + ... + 327263.

It is an arithmetic number, because the mean of its divisors is an integer number (737100).

Almost surely, 2^27159426 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27159426, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35380800).

27159426 is an abundant number, since it is smaller than the sum of its proper divisors (43602174).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27159426 is a wasteful number, since it uses less digits than its factorization.

27159426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165 (or 148 counting only the distinct ones).

The product of its digits is 30240, while the sum is 36.

The square root of 27159426 is about 5211.4706177815. The cubic root of 27159426 is about 300.5893082945.

The spelling of 27159426 in words is "twenty-seven million, one hundred fifty-nine thousand, four hundred twenty-six".