27420396 has 24 divisors (see below), whose sum is σ = 64473024. Its totient is φ = 9069840.

The previous prime is 27420383. The next prime is 27420397. The reversal of 27420396 is 69302472.

It is not an unprimeable number, because it can be changed into a prime (27420397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7150 + ... + 10293.

It is an arithmetic number, because the mean of its divisors is an integer number (2686376).

Almost surely, 2^27420396 is an apocalyptic number.

It is an amenable number.

27420396 is an abundant number, since it is smaller than the sum of its proper divisors (37052628).

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

27420396 is a wasteful number, since it uses less digits than its factorization.

27420396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17581 (or 17579 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 33.

The square root of 27420396 is about 5236.4487966560. The cubic root of 27420396 is about 301.5490103463.

The spelling of 27420396 in words is "twenty-seven million, four hundred twenty thousand, three hundred ninety-six".