245826169 has 2 divisors, whose sum is σ = 245826170. Its totient is φ = 245826168.

The previous prime is 245826107. The next prime is 245826173. The reversal of 245826169 is 961628542.

245826169 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 214241769 + 31584400 = 14637^2 + 5620^2 .

It is a cyclic number.

It is not a de Polignac number, because 245826169 - 2⁷ = 245826041 is a prime.

It is a super-2 number, since 2×245826169² = 120861010730433122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (245826179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122913084 + 122913085.

It is an arithmetic number, because the mean of its divisors is an integer number (122913085).

Almost surely, 2^245826169 is an apocalyptic number.

It is an amenable number.

245826169 is a deficient number, since it is larger than the sum of its proper divisors (1).

245826169 is an equidigital number, since it uses as much as digits as its factorization.

245826169 is an evil number, because the sum of its binary digits is even.

The product of its digits is 207360, while the sum is 43.

The square root of 245826169 is about 15678.8446321787. The cubic root of 245826169 is about 626.4350334447.

The spelling of 245826169 in words is "two hundred forty-five million, eight hundred twenty-six thousand, one hundred sixty-nine".