798619 has 4 divisors (see below), whose sum is σ = 800496. Its totient is φ = 796744.

The previous prime is 798613. The next prime is 798641. The reversal of 798619 is 916897.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 916897 = 37 ⋅24781.

It is a cyclic number.

It is not a de Polignac number, because 798619 - 2¹¹ = 796571 is a prime.

It is a super-2 number, since 2×798619² = 1275584614322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (798613) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42 + ... + 1264.

It is an arithmetic number, because the mean of its divisors is an integer number (200124).

2⁷⁹⁸⁶¹⁹ is an apocalyptic number.

798619 is a deficient number, since it is larger than the sum of its proper divisors (1877).

798619 is a wasteful number, since it uses less digits than its factorization.

798619 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1876.

The product of its digits is 27216, while the sum is 40.

The square root of 798619 is about 893.6548550755. The cubic root of 798619 is about 92.7783289542.

The spelling of 798619 in words is "seven hundred ninety-eight thousand, six hundred nineteen".