799889429 has 4 divisors (see below), whose sum is σ = 800642976. Its totient is φ = 799135884.

The previous prime is 799889413. The next prime is 799889477. The reversal of 799889429 is 924988997.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 799889429 - 2⁴ = 799889413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (799886429) 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, 375179 + ... + 377304.

It is an arithmetic number, because the mean of its divisors is an integer number (200160744).

Almost surely, 2^799889429 is an apocalyptic number.

It is an amenable number.

799889429 is a deficient number, since it is larger than the sum of its proper divisors (753547).

799889429 is a wasteful number, since it uses less digits than its factorization.

799889429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 753546.

The product of its digits is 23514624, while the sum is 65.

The square root of 799889429 is about 28282.3165423202. The cubic root of 799889429 is about 928.2749959921.

The spelling of 799889429 in words is "seven hundred ninety-nine million, eight hundred eighty-nine thousand, four hundred twenty-nine".