27875261 has 8 divisors (see below), whose sum is σ = 29402880. Its totient is φ = 26353728.

The previous prime is 27875251. The next prime is 27875311. The reversal of 27875261 is 16257872.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 27875261 - 2²² = 23680957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27875201) 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, 10325 + ... + 12741.

It is an arithmetic number, because the mean of its divisors is an integer number (3675360).

Almost surely, 2^27875261 is an apocalyptic number.

It is an amenable number.

27875261 is a deficient number, since it is larger than the sum of its proper divisors (1527619).

27875261 is a wasteful number, since it uses less digits than its factorization.

27875261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3043.

The product of its digits is 47040, while the sum is 38.

The square root of 27875261 is about 5279.7027378442. The cubic root of 27875261 is about 303.2072960525.

The spelling of 27875261 in words is "twenty-seven million, eight hundred seventy-five thousand, two hundred sixty-one".