27049642 has 16 divisors (see below), whose sum is σ = 41371200. Its totient is φ = 13261248.

The previous prime is 27049637. The next prime is 27049643. The reversal of 27049642 is 24694072.

It is a junction number, because it is equal to n+sod(n) for n = 27049598 and 27049607.

It is not an unprimeable number, because it can be changed into a prime (27049643) 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, 44859 + ... + 45457.

It is an arithmetic number, because the mean of its divisors is an integer number (2585700).

Almost surely, 2^27049642 is an apocalyptic number.

27049642 is a deficient number, since it is larger than the sum of its proper divisors (14321558).

27049642 is a wasteful number, since it uses less digits than its factorization.

27049642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1005.

The product of its (nonzero) digits is 24192, while the sum is 34.

The square root of 27049642 is about 5200.9270327510. The cubic root of 27049642 is about 300.1837466935.

The spelling of 27049642 in words is "twenty-seven million, forty-nine thousand, six hundred forty-two".