27424272 has 20 divisors (see below), whose sum is σ = 70846160. Its totient is φ = 9141408.

The previous prime is 27424259. The next prime is 27424273. The reversal of 27424272 is 27242472.

It is not an unprimeable number, because it can be changed into a prime (27424273) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 285622 + ... + 285717.

It is an arithmetic number, because the mean of its divisors is an integer number (3542308).

Almost surely, 2^27424272 is an apocalyptic number.

It is an amenable number.

27424272 is an abundant number, since it is smaller than the sum of its proper divisors (43421888).

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

27424272 is a wasteful number, since it uses less digits than its factorization.

27424272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 571350 (or 571344 counting only the distinct ones).

The product of its digits is 12544, while the sum is 30.

The square root of 27424272 is about 5236.8188817258. The cubic root of 27424272 is about 301.5632181267.

The spelling of 27424272 in words is "twenty-seven million, four hundred twenty-four thousand, two hundred seventy-two".