798752394 has 128 divisors (see below), whose sum is σ = 2029536000. Its totient is φ = 230630400.

The previous prime is 798752389. The next prime is 798752399. The reversal of 798752394 is 493257897.

It is an interprime number because it is at equal distance from previous prime (798752389) and next prime (798752399).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 798752394.

It is not an unprimeable number, because it can be changed into a prime (798752399) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1532854 + ... + 1533374.

It is an arithmetic number, because the mean of its divisors is an integer number (15855750).

Almost surely, 2^798752394 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 798752394, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1014768000).

798752394 is an abundant number, since it is smaller than the sum of its proper divisors (1230783606).

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

798752394 is a wasteful number, since it uses less digits than its factorization.

798752394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 661 (or 655 counting only the distinct ones).

The product of its digits is 3810240, while the sum is 54.

The square root of 798752394 is about 28262.2078755358. The cubic root of 798752394 is about 927.8349428065.

The spelling of 798752394 in words is "seven hundred ninety-eight million, seven hundred fifty-two thousand, three hundred ninety-four".