27458242 has 16 divisors (see below), whose sum is σ = 47338560. Its totient is φ = 11701008.

The previous prime is 27458239. The next prime is 27458261. The reversal of 27458242 is 24285472.

It is a junction number, because it is equal to n+sod(n) for n = 27458198 and 27458207.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 2973 + ... + 7984.

It is an arithmetic number, because the mean of its divisors is an integer number (2958660).

Almost surely, 2^27458242 is an apocalyptic number.

27458242 is a deficient number, since it is larger than the sum of its proper divisors (19880318).

27458242 is a wasteful number, since it uses less digits than its factorization.

27458242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11145.

The product of its digits is 35840, while the sum is 34.

The square root of 27458242 is about 5240.0612591839. The cubic root of 27458242 is about 301.6876805700.

The spelling of 27458242 in words is "twenty-seven million, four hundred fifty-eight thousand, two hundred forty-two".