27162493 has 2 divisors, whose sum is σ = 27162494. Its totient is φ = 27162492.

The previous prime is 27162469. The next prime is 27162521. The reversal of 27162493 is 39426172.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25989604 + 1172889 = 5098^2 + 1083^2 .

It is a cyclic number.

It is not a de Polignac number, because 27162493 - 2⁵ = 27162461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27162433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13581246 + 13581247.

It is an arithmetic number, because the mean of its divisors is an integer number (13581247).

Almost surely, 2^27162493 is an apocalyptic number.

It is an amenable number.

27162493 is a deficient number, since it is larger than the sum of its proper divisors (1).

27162493 is an equidigital number, since it uses as much as digits as its factorization.

27162493 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18144, while the sum is 34.

The square root of 27162493 is about 5211.7648642279. The cubic root of 27162493 is about 300.6006226316.

The spelling of 27162493 in words is "twenty-seven million, one hundred sixty-two thousand, four hundred ninety-three".