799454439 has 24 divisors (see below), whose sum is σ = 1321101600. Its totient is φ = 456357888.

The previous prime is 799454429. The next prime is 799454473. The reversal of 799454439 is 934454997.

799454439 is a `hidden beast` number, since 7 + 9 + 94 + 544 + 3 + 9 = 666.

It is not a de Polignac number, because 799454439 - 2⁹ = 799453927 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (799454419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 60039 + ... + 72135.

It is an arithmetic number, because the mean of its divisors is an integer number (55045900).

Almost surely, 2^799454439 is an apocalyptic number.

799454439 is a deficient number, since it is larger than the sum of its proper divisors (521647161).

799454439 is a wasteful number, since it uses less digits than its factorization.

799454439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13159 (or 13156 counting only the distinct ones).

The product of its digits is 4898880, while the sum is 54.

The square root of 799454439 is about 28274.6253556082. The cubic root of 799454439 is about 928.1066962482.

The spelling of 799454439 in words is "seven hundred ninety-nine million, four hundred fifty-four thousand, four hundred thirty-nine".