27105742 has 8 divisors (see below), whose sum is σ = 42798600. Its totient is φ = 12839544.

The previous prime is 27105739. The next prime is 27105763. The reversal of 27105742 is 24750172.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 27105742.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 356617 + ... + 356692.

It is an arithmetic number, because the mean of its divisors is an integer number (5349825).

Almost surely, 2^27105742 is an apocalyptic number.

27105742 is a deficient number, since it is larger than the sum of its proper divisors (15692858).

27105742 is a wasteful number, since it uses less digits than its factorization.

27105742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 713330.

The product of its (nonzero) digits is 3920, while the sum is 28.

The square root of 27105742 is about 5206.3175085659. The cubic root of 27105742 is about 300.3911268813.

The spelling of 27105742 in words is "twenty-seven million, one hundred five thousand, seven hundred forty-two".