27042571 has 8 divisors (see below), whose sum is σ = 28565504. Its totient is φ = 25560360.

The previous prime is 27042559. The next prime is 27042583. The reversal of 27042571 is 17524072.

It is an interprime number because it is at equal distance from previous prime (27042559) and next prime (27042583).

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 27042571 - 2⁵ = 27042539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27042511) 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, 8811 + ... + 11476.

It is an arithmetic number, because the mean of its divisors is an integer number (3570688).

Almost surely, 2^27042571 is an apocalyptic number.

27042571 is a deficient number, since it is larger than the sum of its proper divisors (1522933).

27042571 is a wasteful number, since it uses less digits than its factorization.

27042571 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20361.

The product of its (nonzero) digits is 3920, while the sum is 28.

The square root of 27042571 is about 5200.2472056624. The cubic root of 27042571 is about 300.1575875764.

The spelling of 27042571 in words is "twenty-seven million, forty-two thousand, five hundred seventy-one".