27051742 has 4 divisors (see below), whose sum is σ = 40577616. Its totient is φ = 13525870.

The previous prime is 27051737. The next prime is 27051757. The reversal of 27051742 is 24715072.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 27051742.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6762934 + ... + 6762937.

It is an arithmetic number, because the mean of its divisors is an integer number (10144404).

Almost surely, 2^27051742 is an apocalyptic number.

27051742 is a deficient number, since it is larger than the sum of its proper divisors (13525874).

27051742 is a wasteful number, since it uses less digits than its factorization.

27051742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13525873.

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

The square root of 27051742 is about 5201.1289159182. The cubic root of 27051742 is about 300.1915147514.

The spelling of 27051742 in words is "twenty-seven million, fifty-one thousand, seven hundred forty-two".