4494794320 has 80 divisors (see below), whose sum is σ = 11110753152. Its totient is φ = 1687262720.

The previous prime is 4494794263. The next prime is 4494794321. The reversal of 4494794320 is 234974944.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4494794321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74475 + ... + 120565.

Almost surely, 2^4494794320 is an apocalyptic number.

4494794320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4494794320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5555376576).

4494794320 is an abundant number, since it is smaller than the sum of its proper divisors (6615958832).

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

4494794320 is a wasteful number, since it uses less digits than its factorization.

4494794320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46180 (or 46174 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 46.

The square root of 4494794320 is about 67043.2272492904. The cubic root of 4494794320 is about 1650.3267574474.

The spelling of 4494794320 in words is "four billion, four hundred ninety-four million, seven hundred ninety-four thousand, three hundred twenty".