1627201 has 2 divisors, whose sum is σ = 1627202. Its totient is φ = 1627200.

The previous prime is 1627193. The next prime is 1627237. The reversal of 1627201 is 1027261.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1587600 + 39601 = 1260^2 + 199^2 .

It is an emirp because it is prime and its reverse (1027261) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1627201 - 2³ = 1627193 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1627501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 813600 + 813601.

It is an arithmetic number, because the mean of its divisors is an integer number (813601).

2^1627201 is an apocalyptic number.

It is an amenable number.

1627201 is a deficient number, since it is larger than the sum of its proper divisors (1).

1627201 is an equidigital number, since it uses as much as digits as its factorization.

1627201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 168, while the sum is 19.

The square root of 1627201 is about 1275.6178894951. The cubic root of 1627201 is about 117.6197903125.

The spelling of 1627201 in words is "one million, six hundred twenty-seven thousand, two hundred one".