27117342 has 56 divisors (see below), whose sum is σ = 69724656. Its totient is φ = 7744896.

The previous prime is 27117341. The next prime is 27117353. The reversal of 27117342 is 24371172.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27117341) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 8878 + ... + 11534.

Almost surely, 2^27117342 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27117342, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34862328).

27117342 is an abundant number, since it is smaller than the sum of its proper divisors (42607314).

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

27117342 is an equidigital number, since it uses as much as digits as its factorization.

27117342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2684 (or 2669 counting only the distinct ones).

The product of its digits is 2352, while the sum is 27.

The square root of 27117342 is about 5207.4314205758. The cubic root of 27117342 is about 300.4339719252.

The spelling of 27117342 in words is "twenty-seven million, one hundred seventeen thousand, three hundred forty-two".