27427442 has 32 divisors (see below), whose sum is σ = 48916224. Its totient is φ = 11289600.

The previous prime is 27427441. The next prime is 27427451. The reversal of 27427442 is 24472472.

It is a junction number, because it is equal to n+sod(n) for n = 27427399 and 27427408.

It is not an unprimeable number, because it can be changed into a prime (27427441) 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, 40418 + ... + 41090.

It is an arithmetic number, because the mean of its divisors is an integer number (1528632).

Almost surely, 2^27427442 is an apocalyptic number.

27427442 is a deficient number, since it is larger than the sum of its proper divisors (21488782).

27427442 is a wasteful number, since it uses less digits than its factorization.

27427442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 794.

The product of its digits is 25088, while the sum is 32.

The square root of 27427442 is about 5237.1215376388. The cubic root of 27427442 is about 301.5748370140.

The spelling of 27427442 in words is "twenty-seven million, four hundred twenty-seven thousand, four hundred forty-two".