27045297 has 6 divisors (see below), whose sum is σ = 39065442. Its totient is φ = 18030192.

The previous prime is 27045253. The next prime is 27045311. The reversal of 27045297 is 79254072.

It can be written as a sum of positive squares in only one way, i.e., 15492096 + 11553201 = 3936^2 + 3399^2 .

It is not a de Polignac number, because 27045297 - 2⁷ = 27045169 is a prime.

It is not an unprimeable number, because it can be changed into a prime (27045497) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1502508 + ... + 1502525.

It is an arithmetic number, because the mean of its divisors is an integer number (6510907).

Almost surely, 2^27045297 is an apocalyptic number.

It is an amenable number.

27045297 is a deficient number, since it is larger than the sum of its proper divisors (12020145).

27045297 is a wasteful number, since it uses less digits than its factorization.

27045297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3005039 (or 3005036 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 36.

The square root of 27045297 is about 5200.5093019819. The cubic root of 27045297 is about 300.1676729352.

It can be divided in two parts, 2704 and 5297, that added together give a triangular number (8001 = T₁₂₆).

The spelling of 27045297 in words is "twenty-seven million, forty-five thousand, two hundred ninety-seven".