27121026 has 8 divisors (see below), whose sum is σ = 54242064. Its totient is φ = 9040340.

The previous prime is 27121019. The next prime is 27121043. The reversal of 27121026 is 62012172.

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

27121026 is an admirable number.

It is a super-4 number, since 4×27121026⁴ (a number of 31 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 27120993 and 27121011.

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 3 ways as a sum of consecutive naturals, for example, 2260080 + ... + 2260091.

It is an arithmetic number, because the mean of its divisors is an integer number (6780258).

Almost surely, 2^27121026 is an apocalyptic number.

27121026 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

27121026 is a wasteful number, since it uses less digits than its factorization.

27121026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4520176.

The product of its (nonzero) digits is 336, while the sum is 21.

The square root of 27121026 is about 5207.7851338165. The cubic root of 27121026 is about 300.4475763637.

Adding to 27121026 its reverse (62012172), we get a palindrome (89133198).

The spelling of 27121026 in words is "twenty-seven million, one hundred twenty-one thousand, twenty-six".