698419 has 2 divisors, whose sum is σ = 698420. Its totient is φ = 698418.

The previous prime is 698417. The next prime is 698437. The reversal of 698419 is 914896.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 698419 - 2¹ = 698417 is a prime.

It is a super-2 number, since 2×698419² = 975578199122, which contains 22 as substring.

Together with 698417, it forms a pair of twin primes.

It is a nialpdrome in base 16.

It is not a weakly prime, because it can be changed into another prime (698413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 349209 + 349210.

It is an arithmetic number, because the mean of its divisors is an integer number (349210).

2⁶⁹⁸⁴¹⁹ is an apocalyptic number.

698419 is the 483-rd hex number.

698419 is a deficient number, since it is larger than the sum of its proper divisors (1).

698419 is an equidigital number, since it uses as much as digits as its factorization.

698419 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15552, while the sum is 37.

The square root of 698419 is about 835.7146642246. The cubic root of 698419 is about 88.7235032982.

The spelling of 698419 in words is "six hundred ninety-eight thousand, four hundred nineteen".