27400234 has 4 divisors (see below), whose sum is σ = 41100354. Its totient is φ = 13700116.

The previous prime is 27400211. The next prime is 27400267. The reversal of 27400234 is 43200472.

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

It can be written as a sum of positive squares in only one way, i.e., 23011209 + 4389025 = 4797^2 + 2095^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6850057 + ... + 6850060.

Almost surely, 2^27400234 is an apocalyptic number.

27400234 is a deficient number, since it is larger than the sum of its proper divisors (13700120).

27400234 is a wasteful number, since it uses less digits than its factorization.

27400234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13700119.

The product of its (nonzero) digits is 1344, while the sum is 22.

The square root of 27400234 is about 5234.5232829743. The cubic root of 27400234 is about 301.4750833577.

The spelling of 27400234 in words is "twenty-seven million, four hundred thousand, two hundred thirty-four".