3644338152 has 192 divisors, whose sum is σ = 11509585920. Its totient is φ = 953068032.

The previous prime is 3644338147. The next prime is 3644338213. The reversal of 3644338152 is 2518334463.

It is a super-2 number, since 2×3644338152² = 26562401132245550208, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 3644338152.

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 47 ways as a sum of consecutive naturals, for example, 1940638 + ... + 1942514.

It is an arithmetic number, because the mean of its divisors is an integer number (59945760).

Almost surely, 2^3644338152 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 3644338152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5754792960).

3644338152 is an abundant number, since it is smaller than the sum of its proper divisors (7865247768).

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

3644338152 is a wasteful number, since it uses less digits than its factorization.

3644338152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2040 (or 2029 counting only the distinct ones).

The product of its digits is 207360, while the sum is 39.

The square root of 3644338152 is about 60368.3538950666. The cubic root of 3644338152 is about 1538.8851987031.

The spelling of 3644338152 in words is "three billion, six hundred forty-four million, three hundred thirty-eight thousand, one hundred fifty-two".