27432146 has 16 divisors (see below), whose sum is σ = 49071744. Its totient is φ = 11245344.

The previous prime is 27432131. The next prime is 27432187. The reversal of 27432146 is 64123472.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 42275 + ... + 42918.

It is an arithmetic number, because the mean of its divisors is an integer number (3066984).

Almost surely, 2^27432146 is an apocalyptic number.

27432146 is a deficient number, since it is larger than the sum of its proper divisors (21639598).

27432146 is a wasteful number, since it uses less digits than its factorization.

27432146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85225.

The product of its digits is 8064, while the sum is 29.

The square root of 27432146 is about 5237.5706200490. The cubic root of 27432146 is about 301.5920767665.

The spelling of 27432146 in words is "twenty-seven million, four hundred thirty-two thousand, one hundred forty-six".