2206513 has 2 divisors, whose sum is σ = 2206514. Its totient is φ = 2206512.

The previous prime is 2206507. The next prime is 2206517. The reversal of 2206513 is 3156022.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1192464 + 1014049 = 1092^2 + 1007^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2206513 is a prime.

2206513 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (2206517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1103256 + 1103257.

It is an arithmetic number, because the mean of its divisors is an integer number (1103257).

2^2206513 is an apocalyptic number.

It is an amenable number.

2206513 is a deficient number, since it is larger than the sum of its proper divisors (1).

2206513 is an equidigital number, since it uses as much as digits as its factorization.

2206513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 2206513 is about 1485.4336067290. The cubic root of 2206513 is about 130.1873629688.

The spelling of 2206513 in words is "two million, two hundred six thousand, five hundred thirteen".