799019 has 4 divisors (see below), whose sum is σ = 860496. Its totient is φ = 737544.

The previous prime is 799003. The next prime is 799021. The reversal of 799019 is 910997.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 910997 = 31 ⋅29387.

It is a cyclic number.

It is not a de Polignac number, because 799019 - 2⁴ = 799003 is a prime.

It is a super-2 number, since 2×799019² = 1276862724722, which contains 22 as substring.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 799019.

It is not an unprimeable number, because it can be changed into a prime (799219) 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, 30719 + ... + 30744.

It is an arithmetic number, because the mean of its divisors is an integer number (215124).

2⁷⁹⁹⁰¹⁹ is an apocalyptic number.

799019 is a deficient number, since it is larger than the sum of its proper divisors (61477).

799019 is a wasteful number, since it uses less digits than its factorization.

799019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61476.

The product of its (nonzero) digits is 5103, while the sum is 35.

The square root of 799019 is about 893.8786271077. The cubic root of 799019 is about 92.7938161630.

The spelling of 799019 in words is "seven hundred ninety-nine thousand, nineteen".