27427433 has 12 divisors (see below), whose sum is σ = 30521904. Its totient is φ = 24624600.

The previous prime is 27427427. The next prime is 27427441. The reversal of 27427433 is 33472472.

It is not a de Polignac number, because 27427433 - 2²⁰ = 26378857 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 27427433.

It is not an unprimeable number, because it can be changed into a prime (27427453) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8678 + ... + 11408.

It is an arithmetic number, because the mean of its divisors is an integer number (2543492).

Almost surely, 2^27427433 is an apocalyptic number.

It is an amenable number.

27427433 is a deficient number, since it is larger than the sum of its proper divisors (3094471).

27427433 is a wasteful number, since it uses less digits than its factorization.

27427433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2836 (or 2825 counting only the distinct ones).

The product of its digits is 28224, while the sum is 32.

The square root of 27427433 is about 5237.1206783881. The cubic root of 27427433 is about 301.5748040279.

The spelling of 27427433 in words is "twenty-seven million, four hundred twenty-seven thousand, four hundred thirty-three".