27152438 has 4 divisors (see below), whose sum is σ = 40728660. Its totient is φ = 13576218.

The previous prime is 27152401. The next prime is 27152453. The reversal of 27152438 is 83425172.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6788108 + ... + 6788111.

It is an arithmetic number, because the mean of its divisors is an integer number (10182165).

Almost surely, 2^27152438 is an apocalyptic number.

27152438 is a deficient number, since it is larger than the sum of its proper divisors (13576222).

27152438 is a wasteful number, since it uses less digits than its factorization.

27152438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13576221.

The product of its digits is 13440, while the sum is 32.

The square root of 27152438 is about 5210.8001304982. The cubic root of 27152438 is about 300.5635259839.

The spelling of 27152438 in words is "twenty-seven million, one hundred fifty-two thousand, four hundred thirty-eight".