27406244 has 24 divisors (see below), whose sum is σ = 51487128. Its totient is φ = 12718080.

The previous prime is 27406237. The next prime is 27406259. The reversal of 27406244 is 44260472.

It can be written as a sum of positive squares in 4 ways, for example, as 5428900 + 21977344 = 2330^2 + 4688^2 .

It is a super-2 number, since 2×27406244² = 1502204420375072, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2204 + ... + 7724.

It is an arithmetic number, because the mean of its divisors is an integer number (2145297).

Almost surely, 2^27406244 is an apocalyptic number.

It is an amenable number.

27406244 is a deficient number, since it is larger than the sum of its proper divisors (24080884).

27406244 is a wasteful number, since it uses less digits than its factorization.

27406244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5615 (or 5613 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 29.

The square root of 27406244 is about 5235.0973247878. The cubic root of 27406244 is about 301.4971237145.

The spelling of 27406244 in words is "twenty-seven million, four hundred six thousand, two hundred forty-four".