27426838 has 4 divisors (see below), whose sum is σ = 41140260. Its totient is φ = 13713418.

The previous prime is 27426829. The next prime is 27426857. The reversal of 27426838 is 83862472.

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

It is a self number, because there is not a number n which added to its sum of digits gives 27426838.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6856708 + ... + 6856711.

It is an arithmetic number, because the mean of its divisors is an integer number (10285065).

Almost surely, 2^27426838 is an apocalyptic number.

27426838 is a deficient number, since it is larger than the sum of its proper divisors (13713422).

27426838 is a wasteful number, since it uses less digits than its factorization.

27426838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13713421.

The product of its digits is 129024, while the sum is 40.

The square root of 27426838 is about 5237.0638720566. The cubic root of 27426838 is about 301.5726232635.

The spelling of 27426838 in words is "twenty-seven million, four hundred twenty-six thousand, eight hundred thirty-eight".