1426619 has 2 divisors, whose sum is σ = 1426620. Its totient is φ = 1426618.

The previous prime is 1426613. The next prime is 1426627. The reversal of 1426619 is 9166241.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1426619 - 2¹² = 1422523 is a prime.

It is a super-2 number, since 2×1426619² = 4070483542322, which contains 22 as substring.

It is equal to p₁₀₈₉₆₅ and since 1426619 and 108965 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 1426591 and 1426600.

It is not a weakly prime, because it can be changed into another prime (1426613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 713309 + 713310.

It is an arithmetic number, because the mean of its divisors is an integer number (713310).

2^1426619 is an apocalyptic number.

1426619 is a deficient number, since it is larger than the sum of its proper divisors (1).

1426619 is an equidigital number, since it uses as much as digits as its factorization.

1426619 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2592, while the sum is 29.

The square root of 1426619 is about 1194.4115706071. The cubic root of 1426619 is about 112.5734565531.

The spelling of 1426619 in words is "one million, four hundred twenty-six thousand, six hundred nineteen".