27001242 has 32 divisors (see below), whose sum is σ = 63163200. Its totient is φ = 8526384.

The previous prime is 27001199. The next prime is 27001243. The reversal of 27001242 is 24210072.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (27001243) 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, 12133 + ... + 14184.

It is an arithmetic number, because the mean of its divisors is an integer number (1973850).

Almost surely, 2^27001242 is an apocalyptic number.

27001242 is an abundant number, since it is smaller than the sum of its proper divisors (36161958).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27001242 is a wasteful number, since it uses less digits than its factorization.

27001242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26347 (or 26341 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 18.

The square root of 27001242 is about 5196.2719328380. The cubic root of 27001242 is about 300.0045999295.

The spelling of 27001242 in words is "twenty-seven million, one thousand, two hundred forty-two".