8261419 has 2 divisors, whose sum is σ = 8261420. Its totient is φ = 8261418.

The previous prime is 8261411. The next prime is 8261441. The reversal of 8261419 is 9141628.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8261419 - 2³ = 8261411 is a prime.

It is a super-2 number, since 2×8261419² = 136502087787122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (8261411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4130709 + 4130710.

It is an arithmetic number, because the mean of its divisors is an integer number (4130710).

Almost surely, 2^8261419 is an apocalyptic number.

8261419 is a deficient number, since it is larger than the sum of its proper divisors (1).

8261419 is an equidigital number, since it uses as much as digits as its factorization.

8261419 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3456, while the sum is 31.

The square root of 8261419 is about 2874.2684286615. The cubic root of 8261419 is about 202.1551841527.

The spelling of 8261419 in words is "eight million, two hundred sixty-one thousand, four hundred nineteen".