27479017 has 8 divisors (see below), whose sum is σ = 27911520. Its totient is φ = 27049440.

The previous prime is 27478999. The next prime is 27479047. The reversal of 27479017 is 71097472.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27479017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27479047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24642 + ... + 25732.

It is an arithmetic number, because the mean of its divisors is an integer number (3488940).

Almost surely, 2^27479017 is an apocalyptic number.

It is an amenable number.

27479017 is a deficient number, since it is larger than the sum of its proper divisors (432503).

27479017 is a wasteful number, since it uses less digits than its factorization.

27479017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1463.

The product of its (nonzero) digits is 24696, while the sum is 37.

The square root of 27479017 is about 5242.0432085209. The cubic root of 27479017 is about 301.7637473668.

The spelling of 27479017 in words is "twenty-seven million, four hundred seventy-nine thousand, seventeen".