27276401 has 2 divisors, whose sum is σ = 27276402. Its totient is φ = 27276400.

The previous prime is 27276329. The next prime is 27276433. The reversal of 27276401 is 10467272.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23512801 + 3763600 = 4849^2 + 1940^2 .

It is a cyclic number.

It is not a de Polignac number, because 27276401 - 2¹⁴ = 27260017 is a prime.

It is not a weakly prime, because it can be changed into another prime (27276451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13638200 + 13638201.

It is an arithmetic number, because the mean of its divisors is an integer number (13638201).

Almost surely, 2^27276401 is an apocalyptic number.

It is an amenable number.

27276401 is a deficient number, since it is larger than the sum of its proper divisors (1).

27276401 is an equidigital number, since it uses as much as digits as its factorization.

27276401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4704, while the sum is 29.

The square root of 27276401 is about 5222.6813994346. The cubic root of 27276401 is about 301.0202338837.

The spelling of 27276401 in words is "twenty-seven million, two hundred seventy-six thousand, four hundred one".