799785419 has 2 divisors, whose sum is σ = 799785420. Its totient is φ = 799785418.

The previous prime is 799785409. The next prime is 799785431. The reversal of 799785419 is 914587997.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 799785419 - 2⁸ = 799785163 is a prime.

It is a super-2 number, since 2×799785419² = 1279313432890011122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (799785409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 399892709 + 399892710.

It is an arithmetic number, because the mean of its divisors is an integer number (399892710).

Almost surely, 2^799785419 is an apocalyptic number.

799785419 is a deficient number, since it is larger than the sum of its proper divisors (1).

799785419 is an equidigital number, since it uses as much as digits as its factorization.

799785419 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5715360, while the sum is 59.

The square root of 799785419 is about 28280.4777010573. The cubic root of 799785419 is about 928.2347595694.

The spelling of 799785419 in words is "seven hundred ninety-nine million, seven hundred eighty-five thousand, four hundred nineteen".