27299012 has 12 divisors (see below), whose sum is σ = 51448236. Its totient is φ = 12599520.

The previous prime is 27298993. The next prime is 27299021. The reversal of 27299012 is 21099272.

It can be written as a sum of positive squares in 2 ways, for example, as 4393216 + 22905796 = 2096^2 + 4786^2 .

It is a super-2 number, since 2×27299012² = 1490472112352288, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 27299012.

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, 262439 + ... + 262542.

It is an arithmetic number, because the mean of its divisors is an integer number (4287353).

Almost surely, 2^27299012 is an apocalyptic number.

It is an amenable number.

27299012 is a deficient number, since it is larger than the sum of its proper divisors (24149224).

27299012 is a wasteful number, since it uses less digits than its factorization.

27299012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 524998 (or 524996 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 32.

The square root of 27299012 is about 5224.8456436530. The cubic root of 27299012 is about 301.1033886548.

The spelling of 27299012 in words is "twenty-seven million, two hundred ninety-nine thousand, twelve".