27074457 has 6 divisors (see below), whose sum is σ = 39107562. Its totient is φ = 18049632.

The previous prime is 27074431. The next prime is 27074479. The reversal of 27074457 is 75447072.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 20602521 + 6471936 = 4539^2 + 2544^2 .

It is not a de Polignac number, because 27074457 - 2⁷ = 27074329 is a prime.

It is not an unprimeable number, because it can be changed into a prime (27074357) 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, 1504128 + ... + 1504145.

It is an arithmetic number, because the mean of its divisors is an integer number (6517927).

Almost surely, 2^27074457 is an apocalyptic number.

It is an amenable number.

27074457 is a deficient number, since it is larger than the sum of its proper divisors (12033105).

27074457 is a wasteful number, since it uses less digits than its factorization.

27074457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3008279 (or 3008276 counting only the distinct ones).

The product of its (nonzero) digits is 54880, while the sum is 36.

The square root of 27074457 is about 5203.3121182570. The cubic root of 27074457 is about 300.2755135635.

The spelling of 27074457 in words is "twenty-seven million, seventy-four thousand, four hundred fifty-seven".