3641111232 has 168 divisors, whose sum is σ = 10989746880. Its totient is φ = 1055070720.

The previous prime is 3641111203. The next prime is 3641111233. The reversal of 3641111232 is 2321111463.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (3641111233) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1115619 + ... + 1118877.

It is an arithmetic number, because the mean of its divisors is an integer number (65415160).

Almost surely, 2^3641111232 is an apocalyptic number.

3641111232 is a gapful number since it is divisible by the number (32) 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 3641111232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5494873440).

3641111232 is an abundant number, since it is smaller than the sum of its proper divisors (7348635648).

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

3641111232 is a wasteful number, since it uses less digits than its factorization.

3641111232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3331 (or 3298 counting only the distinct ones).

The product of its digits is 864, while the sum is 24.

The square root of 3641111232 is about 60341.6210587684. The cubic root of 3641111232 is about 1538.4308568691.

Adding to 3641111232 its reverse (2321111463), we get a palindrome (5962222695).

The spelling of 3641111232 in words is "three billion, six hundred forty-one million, one hundred eleven thousand, two hundred thirty-two".