27744713 has 2 divisors, whose sum is σ = 27744714. Its totient is φ = 27744712.

The previous prime is 27744701. The next prime is 27744733. The reversal of 27744713 is 31744772.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16096144 + 11648569 = 4012^2 + 3413^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27744713 is a prime.

It is not a weakly prime, because it can be changed into another prime (27744733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13872356 + 13872357.

It is an arithmetic number, because the mean of its divisors is an integer number (13872357).

Almost surely, 2^27744713 is an apocalyptic number.

It is an amenable number.

27744713 is a deficient number, since it is larger than the sum of its proper divisors (1).

27744713 is an equidigital number, since it uses as much as digits as its factorization.

27744713 is an evil number, because the sum of its binary digits is even.

The product of its digits is 32928, while the sum is 35.

The square root of 27744713 is about 5267.3250326897. The cubic root of 27744713 is about 302.7332190510.

The spelling of 27744713 in words is "twenty-seven million, seven hundred forty-four thousand, seven hundred thirteen".