27490265 has 16 divisors (see below), whose sum is σ = 36106560. Its totient is φ = 19926720.

The previous prime is 27490261. The next prime is 27490279. The reversal of 27490265 is 56209472.

It is not a de Polignac number, because 27490265 - 2² = 27490261 is a prime.

It is not an unprimeable number, because it can be changed into a prime (27490261) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21206 + ... + 22464.

It is an arithmetic number, because the mean of its divisors is an integer number (2256660).

Almost surely, 2^27490265 is an apocalyptic number.

It is an amenable number.

27490265 is a deficient number, since it is larger than the sum of its proper divisors (8616295).

27490265 is a wasteful number, since it uses less digits than its factorization.

27490265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1672.

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 27490265 is about 5243.1159628603. The cubic root of 27490265 is about 301.8049154529.

The spelling of 27490265 in words is "twenty-seven million, four hundred ninety thousand, two hundred sixty-five".