27420038 has 8 divisors (see below), whose sum is σ = 41243232. Its totient is φ = 13672296.

The previous prime is 27420037. The next prime is 27420053. The reversal of 27420038 is 83002472.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 27419989 and 27420016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27420037) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 17945 + ... + 19412.

It is an arithmetic number, because the mean of its divisors is an integer number (5155404).

Almost surely, 2^27420038 is an apocalyptic number.

27420038 is a deficient number, since it is larger than the sum of its proper divisors (13823194).

27420038 is a wasteful number, since it uses less digits than its factorization.

27420038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37726.

The product of its (nonzero) digits is 2688, while the sum is 26.

The square root of 27420038 is about 5236.4146130726. The cubic root of 27420038 is about 301.5476980018.

The spelling of 27420038 in words is "twenty-seven million, four hundred twenty thousand, thirty-eight".