27730194 has 16 divisors (see below), whose sum is σ = 55674432. Its totient is φ = 9207728.

The previous prime is 27730189. The next prime is 27730201. The reversal of 27730194 is 49103772.

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, 7209 + ... + 10364.

It is an arithmetic number, because the mean of its divisors is an integer number (3479652).

Almost surely, 2^27730194 is an apocalyptic number.

27730194 is an abundant number, since it is smaller than the sum of its proper divisors (27944238).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27730194 is a wasteful number, since it uses less digits than its factorization.

27730194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17841.

The product of its (nonzero) digits is 10584, while the sum is 33.

The square root of 27730194 is about 5265.9466385447. The cubic root of 27730194 is about 302.6804023752.

The spelling of 27730194 in words is "twenty-seven million, seven hundred thirty thousand, one hundred ninety-four".