27042124 has 24 divisors (see below), whose sum is σ = 48799296. Its totient is φ = 13104000.

The previous prime is 27042109. The next prime is 27042131. The reversal of 27042124 is 42124072.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 27042095 and 27042104.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29229 + ... + 30139.

It is an arithmetic number, because the mean of its divisors is an integer number (2033304).

Almost surely, 2^27042124 is an apocalyptic number.

It is an amenable number.

27042124 is a deficient number, since it is larger than the sum of its proper divisors (21757172).

27042124 is a wasteful number, since it uses less digits than its factorization.

27042124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1137 (or 1135 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 22.

The square root of 27042124 is about 5200.2042267588. The cubic root of 27042124 is about 300.1559337497.

Adding to 27042124 its reverse (42124072), we get a palindrome (69166196).

The spelling of 27042124 in words is "twenty-seven million, forty-two thousand, one hundred twenty-four".