27725941 has 2 divisors, whose sum is σ = 27725942. Its totient is φ = 27725940.

The previous prime is 27725917. The next prime is 27725953. The reversal of 27725941 is 14952772.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19580625 + 8145316 = 4425^2 + 2854^2 .

It is a cyclic number.

It is not a de Polignac number, because 27725941 - 2⁵ = 27725909 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 27725941.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27725041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13862970 + 13862971.

It is an arithmetic number, because the mean of its divisors is an integer number (13862971).

Almost surely, 2^27725941 is an apocalyptic number.

It is an amenable number.

27725941 is a deficient number, since it is larger than the sum of its proper divisors (1).

27725941 is an equidigital number, since it uses as much as digits as its factorization.

27725941 is an evil number, because the sum of its binary digits is even.

The product of its digits is 35280, while the sum is 37.

The square root of 27725941 is about 5265.5428020291. The cubic root of 27725941 is about 302.6649274796.

The spelling of 27725941 in words is "twenty-seven million, seven hundred twenty-five thousand, nine hundred forty-one".