27129010 has 16 divisors (see below), whose sum is σ = 49282200. Its totient is φ = 10751616.

The previous prime is 27128987. The next prime is 27129013. The reversal of 27129010 is 1092172.

It can be written as a sum of positive squares in 4 ways, for example, as 15233409 + 11895601 = 3903^2 + 3449^2 .

It is not an unprimeable number, because it can be changed into a prime (27129013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11355 + ... + 13534.

Almost surely, 2^27129010 is an apocalyptic number.

27129010 is a deficient number, since it is larger than the sum of its proper divisors (22153190).

27129010 is a wasteful number, since it uses less digits than its factorization.

27129010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25005.

The product of its (nonzero) digits is 252, while the sum is 22.

The square root of 27129010 is about 5208.5516220923. The cubic root of 27129010 is about 300.4770558052.

The spelling of 27129010 in words is "twenty-seven million, one hundred twenty-nine thousand, ten".