27433049 has 4 divisors (see below), whose sum is σ = 31352064. Its totient is φ = 23514036.

The previous prime is 27433039. The next prime is 27433057. The reversal of 27433049 is 94033472.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 27433049 - 2⁴ = 27433033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27433009) 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, 1959497 + ... + 1959510.

It is an arithmetic number, because the mean of its divisors is an integer number (7838016).

Almost surely, 2^27433049 is an apocalyptic number.

It is an amenable number.

27433049 is a deficient number, since it is larger than the sum of its proper divisors (3919015).

27433049 is an equidigital number, since it uses as much as digits as its factorization.

27433049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3919014.

The product of its (nonzero) digits is 18144, while the sum is 32.

The square root of 27433049 is about 5237.6568234278. The cubic root of 27433049 is about 301.5953859578.

The spelling of 27433049 in words is "twenty-seven million, four hundred thirty-three thousand, forty-nine".