799729240 has 32 divisors (see below), whose sum is σ = 1801800000. Its totient is φ = 319463424.

The previous prime is 799729223. The next prime is 799729241. The reversal of 799729240 is 42927997.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (799729241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17761 + ... + 43759.

It is an arithmetic number, because the mean of its divisors is an integer number (56306250).

Almost surely, 2^799729240 is an apocalyptic number.

It is an amenable number.

799729240 is an abundant number, since it is smaller than the sum of its proper divisors (1002070760).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

799729240 is a wasteful number, since it uses less digits than its factorization.

799729240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26779 (or 26775 counting only the distinct ones).

The product of its (nonzero) digits is 571536, while the sum is 49.

The square root of 799729240 is about 28279.4844366017. The cubic root of 799729240 is about 928.2130251890.

The spelling of 799729240 in words is "seven hundred ninety-nine million, seven hundred twenty-nine thousand, two hundred forty".