798733440 has 256 divisors, whose sum is σ = 2996352000. Its totient is φ = 200392704.

The previous prime is 798733433. The next prime is 798733447. The reversal of 798733440 is 44337897.

It is a happy number.

798733440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (798733433) and next prime (798733447).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (798733447) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 292401 + ... + 295119.

It is an arithmetic number, because the mean of its divisors is an integer number (11704500).

Almost surely, 2^798733440 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 798733440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1498176000).

798733440 is an abundant number, since it is smaller than the sum of its proper divisors (2197618560).

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

798733440 is a wasteful number, since it uses less digits than its factorization.

798733440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2764 (or 2746 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 45.

The square root of 798733440 is about 28261.8725494260. The cubic root of 798733440 is about 927.8276037267.

The spelling of 798733440 in words is "seven hundred ninety-eight million, seven hundred thirty-three thousand, four hundred forty".