27381494 has 24 divisors (see below), whose sum is σ = 49324608. Its totient is φ = 11355120.

The previous prime is 27381491. The next prime is 27381521. The reversal of 27381494 is 49418372.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27381491) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1469 + ... + 7544.

It is an arithmetic number, because the mean of its divisors is an integer number (2055192).

Almost surely, 2^27381494 is an apocalyptic number.

27381494 is a deficient number, since it is larger than the sum of its proper divisors (21943114).

27381494 is a wasteful number, since it uses less digits than its factorization.

27381494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9060 (or 9053 counting only the distinct ones).

The product of its digits is 48384, while the sum is 38.

The square root of 27381494 is about 5232.7329379589. The cubic root of 27381494 is about 301.4063378189.

The spelling of 27381494 in words is "twenty-seven million, three hundred eighty-one thousand, four hundred ninety-four".