27490616 has 8 divisors (see below), whose sum is σ = 51544920. Its totient is φ = 13745304.

The previous prime is 27490613. The next prime is 27490621. The reversal of 27490616 is 61609472.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27490613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1718156 + ... + 1718171.

It is an arithmetic number, because the mean of its divisors is an integer number (6443115).

Almost surely, 2^27490616 is an apocalyptic number.

It is an amenable number.

27490616 is a deficient number, since it is larger than the sum of its proper divisors (24054304).

27490616 is a wasteful number, since it uses less digits than its factorization.

27490616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3436333 (or 3436329 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 27490616 is about 5243.1494352154. The cubic root of 27490616 is about 301.8061999449.

The spelling of 27490616 in words is "twenty-seven million, four hundred ninety thousand, six hundred sixteen".