27423733 has 2 divisors, whose sum is σ = 27423734. Its totient is φ = 27423732.

The previous prime is 27423719. The next prime is 27423749. The reversal of 27423733 is 33732472.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27269284 + 154449 = 5222^2 + 393^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27423733 is a prime.

It is a super-2 number, since 2×27423733² = 1504122263310578, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 27423695 and 27423704.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27423713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13711866 + 13711867.

It is an arithmetic number, because the mean of its divisors is an integer number (13711867).

Almost surely, 2^27423733 is an apocalyptic number.

It is an amenable number.

27423733 is a deficient number, since it is larger than the sum of its proper divisors (1).

27423733 is an equidigital number, since it uses as much as digits as its factorization.

27423733 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21168, while the sum is 31.

The square root of 27423733 is about 5236.7674189332. The cubic root of 27423733 is about 301.5612424603.

The spelling of 27423733 in words is "twenty-seven million, four hundred twenty-three thousand, seven hundred thirty-three".