27420024 has 32 divisors (see below), whose sum is σ = 68700240. Its totient is φ = 9120000.

The previous prime is 27420017. The next prime is 27420037. The reversal of 27420024 is 42002472.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13474 + ... + 15374.

Almost surely, 2^27420024 is an apocalyptic number.

27420024 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

27420024 is an abundant number, since it is smaller than the sum of its proper divisors (41280216).

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

27420024 is a wasteful number, since it uses less digits than its factorization.

27420024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2511 (or 2507 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 21.

The square root of 27420024 is about 5236.4132762799. The cubic root of 27420024 is about 301.5476466809.

Adding to 27420024 its reverse (42002472), we get a palindrome (69422496).

The spelling of 27420024 in words is "twenty-seven million, four hundred twenty thousand, twenty-four".