27401156 has 6 divisors (see below), whose sum is σ = 47952030. Its totient is φ = 13700576.

The previous prime is 27401149. The next prime is 27401177. The reversal of 27401156 is 65110472.

It can be written as a sum of positive squares in only one way, i.e., 27394756 + 6400 = 5234^2 + 80^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3425141 + ... + 3425148.

It is an arithmetic number, because the mean of its divisors is an integer number (7992005).

Almost surely, 2^27401156 is an apocalyptic number.

It is an amenable number.

27401156 is a deficient number, since it is larger than the sum of its proper divisors (20550874).

27401156 is a wasteful number, since it uses less digits than its factorization.

27401156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6850293 (or 6850291 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 27401156 is about 5234.6113513803. The cubic root of 27401156 is about 301.4784647998.

The spelling of 27401156 in words is "twenty-seven million, four hundred one thousand, one hundred fifty-six".