27994346 has 4 divisors (see below), whose sum is σ = 41991522. Its totient is φ = 13997172.

The previous prime is 27994339. The next prime is 27994387. The reversal of 27994346 is 64349972.

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

It can be written as a sum of positive squares in only one way, i.e., 20349121 + 7645225 = 4511^2 + 2765^2 .

It is a junction number, because it is equal to n+sod(n) for n = 27994297 and 27994306.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6998585 + ... + 6998588.

Almost surely, 2^27994346 is an apocalyptic number.

27994346 is a deficient number, since it is larger than the sum of its proper divisors (13997176).

27994346 is a wasteful number, since it uses less digits than its factorization.

27994346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13997175.

The product of its digits is 326592, while the sum is 44.

The square root of 27994346 is about 5290.9683423736. The cubic root of 27994346 is about 303.6384566759.

The spelling of 27994346 in words is "twenty-seven million, nine hundred ninety-four thousand, three hundred forty-six".