2245679 has 2 divisors, whose sum is σ = 2245680. Its totient is φ = 2245678.

The previous prime is 2245657. The next prime is 2245681. The reversal of 2245679 is 9765422.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2245679 - 2¹² = 2241583 is a prime.

It is a Sophie Germain prime.

Together with 2245681, it forms a pair of twin primes.

It is a Chen prime.

It is a d-powerful number, because it can be written as 2⁵ + 2²¹ + 4⁷ + 5³ + 6⁵ + 7⁶ + 9⁴ .

It is a plaindrome in base 10.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2245619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1122839 + 1122840.

It is an arithmetic number, because the mean of its divisors is an integer number (1122840).

2^2245679 is an apocalyptic number.

2245679 is a deficient number, since it is larger than the sum of its proper divisors (1).

2245679 is an equidigital number, since it uses as much as digits as its factorization.

2245679 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30240, while the sum is 35.

The square root of 2245679 is about 1498.5589744818. The cubic root of 2245679 is about 130.9531328179.

The spelling of 2245679 in words is "two million, two hundred forty-five thousand, six hundred seventy-nine".