106826449 has 2 divisors, whose sum is σ = 106826450. Its totient is φ = 106826448.

The previous prime is 106826413. The next prime is 106826479. The reversal of 106826449 is 944628601.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 85895824 + 20930625 = 9268^2 + 4575^2 .

It is a cyclic number.

It is not a de Polignac number, because 106826449 - 2¹⁷ = 106695377 is a prime.

It is a super-2 number, since 2×106826449² = 22823780411899202, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (106826479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53413224 + 53413225.

It is an arithmetic number, because the mean of its divisors is an integer number (53413225).

Almost surely, 2^106826449 is an apocalyptic number.

It is an amenable number.

106826449 is a deficient number, since it is larger than the sum of its proper divisors (1).

106826449 is an equidigital number, since it uses as much as digits as its factorization.

106826449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 82944, while the sum is 40.

The square root of 106826449 is about 10335.6881241647. The cubic root of 106826449 is about 474.4891260861.

The spelling of 106826449 in words is "one hundred six million, eight hundred twenty-six thousand, four hundred forty-nine".