27198192 has 80 divisors (see below), whose sum is σ = 81677312. Its totient is φ = 7637760.

The previous prime is 27198179. The next prime is 27198203. The reversal of 27198192 is 29189172.

It is a self number, because there is not a number n which added to its sum of digits gives 27198192.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19833 + ... + 21159.

Almost surely, 2^27198192 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27198192, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40838656).

27198192 is an abundant number, since it is smaller than the sum of its proper divisors (54479120).

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

27198192 is a wasteful number, since it uses less digits than its factorization.

27198192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1406 (or 1400 counting only the distinct ones).

The product of its digits is 18144, while the sum is 39.

The square root of 27198192 is about 5215.1885871941. The cubic root of 27198192 is about 300.7322556624.

The spelling of 27198192 in words is "twenty-seven million, one hundred ninety-eight thousand, one hundred ninety-two".