799958940 has 96 divisors (see below), whose sum is σ = 2450165760. Its totient is φ = 193401600.

The previous prime is 799958933. The next prime is 799958963. The reversal of 799958940 is 49859997.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 276421 + ... + 279299.

It is an arithmetic number, because the mean of its divisors is an integer number (25522560).

Almost surely, 2^799958940 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 799958940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1225082880).

799958940 is an abundant number, since it is smaller than the sum of its proper divisors (1650206820).

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

799958940 is a wasteful number, since it uses less digits than its factorization.

799958940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3323 (or 3321 counting only the distinct ones).

The product of its (nonzero) digits is 7348320, while the sum is 60.

The square root of 799958940 is about 28283.5453930373. The cubic root of 799958940 is about 928.3018844810.

The spelling of 799958940 in words is "seven hundred ninety-nine million, nine hundred fifty-eight thousand, nine hundred forty".