27672733 has 4 divisors (see below), whose sum is σ = 30188448. Its totient is φ = 25157020.

The previous prime is 27672679. The next prime is 27672761. The reversal of 27672733 is 33727672.

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 a cyclic number.

It is not a de Polignac number, because 27672733 - 2¹³ = 27664541 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 27672692 and 27672701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27672763) 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, 1257841 + ... + 1257862.

It is an arithmetic number, because the mean of its divisors is an integer number (7547112).

Almost surely, 2^27672733 is an apocalyptic number.

It is an amenable number.

27672733 is a deficient number, since it is larger than the sum of its proper divisors (2515715).

27672733 is a wasteful number, since it uses less digits than its factorization.

27672733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2515714.

The product of its digits is 74088, while the sum is 37.

The square root of 27672733 is about 5260.4879051282. The cubic root of 27672733 is about 302.4711918471.

The spelling of 27672733 in words is "twenty-seven million, six hundred seventy-two thousand, seven hundred thirty-three".