27073427 has 4 divisors (see below), whose sum is σ = 27477576. Its totient is φ = 26669280.

The previous prime is 27073421. The next prime is 27073433. The reversal of 27073427 is 72437072.

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

It is an interprime number because it is at equal distance from previous prime (27073421) and next prime (27073433).

It is a cyclic number.

It is not a de Polignac number, because 27073427 - 2⁴ = 27073411 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 27073393 and 27073402.

It is not an unprimeable number, because it can be changed into a prime (27073421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 201974 + ... + 202107.

It is an arithmetic number, because the mean of its divisors is an integer number (6869394).

Almost surely, 2^27073427 is an apocalyptic number.

27073427 is a deficient number, since it is larger than the sum of its proper divisors (404149).

27073427 is an equidigital number, since it uses as much as digits as its factorization.

27073427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 404148.

The product of its (nonzero) digits is 16464, while the sum is 32.

The square root of 27073427 is about 5203.2131418961. The cubic root of 27073427 is about 300.2717056976.

The spelling of 27073427 in words is "twenty-seven million, seventy-three thousand, four hundred twenty-seven".