27438694 has 8 divisors (see below), whose sum is σ = 42033888. Its totient is φ = 13427400.

The previous prime is 27438673. The next prime is 27438707. The reversal of 27438694 is 49683472.

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

It is a self number, because there is not a number n which added to its sum of digits gives 27438694.

It is a congruent number.

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, 145857 + ... + 146044.

It is an arithmetic number, because the mean of its divisors is an integer number (5254236).

Almost surely, 2^27438694 is an apocalyptic number.

27438694 is a deficient number, since it is larger than the sum of its proper divisors (14595194).

27438694 is a wasteful number, since it uses less digits than its factorization.

27438694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291950.

The product of its digits is 290304, while the sum is 43.

The square root of 27438694 is about 5238.1956817209. The cubic root of 27438694 is about 301.6160713386.

The spelling of 27438694 in words is "twenty-seven million, four hundred thirty-eight thousand, six hundred ninety-four".