3718804320 has 432 divisors, whose sum is σ = 15946912800. Its totient is φ = 772485120.

The previous prime is 3718804319. The next prime is 3718804343. The reversal of 3718804320 is 234088173.

3718804320 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1218156 + ... + 1221204.

It is an arithmetic number, because the mean of its divisors is an integer number (36914150).

Almost surely, 2^3718804320 is an apocalyptic number.

3718804320 is a gapful number since it is divisible by the number (30) 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 3718804320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7973456400).

3718804320 is an abundant number, since it is smaller than the sum of its proper divisors (12228108480).

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

3718804320 is a wasteful number, since it uses less digits than its factorization.

3718804320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3099 (or 3077 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

The square root of 3718804320 is about 60981.9999672034. Note that the first 4 decimals coincide. The cubic root of 3718804320 is about 1549.2961521652.

The spelling of 3718804320 in words is "three billion, seven hundred eighteen million, eight hundred four thousand, three hundred twenty".