826379419 has 2 divisors, whose sum is σ = 826379420. Its totient is φ = 826379418.

The previous prime is 826379417. The next prime is 826379441. The reversal of 826379419 is 914973628.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 826379419 - 2¹ = 826379417 is a prime.

It is a super-2 number, since 2×826379419² = 1365805888293555122, which contains 22 as substring.

Together with 826379417, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (826379413) 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, 413189709 + 413189710.

It is an arithmetic number, because the mean of its divisors is an integer number (413189710).

Almost surely, 2^826379419 is an apocalyptic number.

826379419 is a deficient number, since it is larger than the sum of its proper divisors (1).

826379419 is an equidigital number, since it uses as much as digits as its factorization.

826379419 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 653184, while the sum is 49.

The square root of 826379419 is about 28746.8158062767. The cubic root of 826379419 is about 938.4111604692.

The spelling of 826379419 in words is "eight hundred twenty-six million, three hundred seventy-nine thousand, four hundred nineteen".