27797842 has 8 divisors (see below), whose sum is σ = 41884416. Its totient is φ = 13836372.

The previous prime is 27797827. The next prime is 27797879. The reversal of 27797842 is 24879772.

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

It is a junction number, because it is equal to n+sod(n) for n = 27797792 and 27797801.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30718 + ... + 31609.

It is an arithmetic number, because the mean of its divisors is an integer number (5235552).

Almost surely, 2^27797842 is an apocalyptic number.

27797842 is a deficient number, since it is larger than the sum of its proper divisors (14086574).

27797842 is a wasteful number, since it uses less digits than its factorization.

27797842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62552.

The product of its digits is 395136, while the sum is 46.

The square root of 27797842 is about 5272.3658825996. The cubic root of 27797842 is about 302.9263328119.

The spelling of 27797842 in words is "twenty-seven million, seven hundred ninety-seven thousand, eight hundred forty-two".