27442198 has 16 divisors (see below), whose sum is σ = 47842560. Its totient is φ = 11561256.

The previous prime is 27442189. The next prime is 27442231. The reversal of 27442198 is 89124472.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15786 + ... + 17437.

It is an arithmetic number, because the mean of its divisors is an integer number (2990160).

Almost surely, 2^27442198 is an apocalyptic number.

27442198 is a deficient number, since it is larger than the sum of its proper divisors (20400362).

27442198 is a wasteful number, since it uses less digits than its factorization.

27442198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33291.

The product of its digits is 32256, while the sum is 37.

The square root of 27442198 is about 5238.5301373572. The cubic root of 27442198 is about 301.6289098715.

It can be divided in two parts, 27 and 442198, that added together give a square (442225 = 665²).

The spelling of 27442198 in words is "twenty-seven million, four hundred forty-two thousand, one hundred ninety-eight".