27542157 has 8 divisors (see below), whose sum is σ = 36753600. Its totient is φ = 18346080.

The previous prime is 27542147. The next prime is 27542173. The reversal of 27542157 is 75124572.

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

It is not a de Polignac number, because 27542157 - 2⁶ = 27542093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27542147) 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, 1344 + ... + 7542.

It is an arithmetic number, because the mean of its divisors is an integer number (4594200).

Almost surely, 2^27542157 is an apocalyptic number.

It is an amenable number.

27542157 is a deficient number, since it is larger than the sum of its proper divisors (9211443).

27542157 is a wasteful number, since it uses less digits than its factorization.

27542157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7683.

The product of its digits is 19600, while the sum is 33.

The square root of 27542157 is about 5248.0622138081. The cubic root of 27542157 is about 301.9946967769.

The spelling of 27542157 in words is "twenty-seven million, five hundred forty-two thousand, one hundred fifty-seven".