3618004320 has 480 divisors, whose sum is σ = 15367968000. Its totient is φ = 783074304.

The previous prime is 3618004307. The next prime is 3618004331. The reversal of 3618004320 is 234008163.

It is a happy number.

3618004320 is a `hidden beast` number, since 3 + 618 + 0 + 0 + 43 + 2 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (480).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1722631 + ... + 1724729.

It is an arithmetic number, because the mean of its divisors is an integer number (32016600).

Almost surely, 2^3618004320 is an apocalyptic number.

3618004320 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 3618004320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7683984000).

3618004320 is an abundant number, since it is smaller than the sum of its proper divisors (11749963680).

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

3618004320 is a wasteful number, since it uses less digits than its factorization.

3618004320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2152 (or 2135 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 3618004320 is about 60149.8488776156. The cubic root of 3618004320 is about 1535.1695950859.

The spelling of 3618004320 in words is "three billion, six hundred eighteen million, four thousand, three hundred twenty".