41521172 has 48 divisors (see below), whose sum is σ = 91469952. Its totient is φ = 16020480.

The previous prime is 41521171. The next prime is 41521199. The reversal of 41521172 is 27112514.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41521171) 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, 34208 + ... + 35400.

It is an arithmetic number, because the mean of its divisors is an integer number (1905624).

Almost surely, 2^41521172 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 41521172, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45734976).

41521172 is an abundant number, since it is smaller than the sum of its proper divisors (49948780).

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

41521172 is a wasteful number, since it uses less digits than its factorization.

41521172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1328 (or 1326 counting only the distinct ones).

The product of its digits is 560, while the sum is 23.

The square root of 41521172 is about 6443.6924197233. The cubic root of 41521172 is about 346.2766451103.

Adding to 41521172 its reverse (27112514), we get a palindrome (68633686).

The spelling of 41521172 in words is "forty-one million, five hundred twenty-one thousand, one hundred seventy-two".