41521764 has 48 divisors (see below), whose sum is σ = 102513600. Its totient is φ = 13044096.

The previous prime is 41521763. The next prime is 41521771. The reversal of 41521764 is 46712514.

It is not an unprimeable number, because it can be changed into a prime (41521763) 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, 60994 + ... + 61670.

It is an arithmetic number, because the mean of its divisors is an integer number (2135700).

Almost surely, 2^41521764 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 41521764, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51256800).

41521764 is an abundant number, since it is smaller than the sum of its proper divisors (60991836).

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

41521764 is a wasteful number, since it uses less digits than its factorization.

41521764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 972 (or 970 counting only the distinct ones).

The product of its digits is 6720, while the sum is 30.

The square root of 41521764 is about 6443.7383559546. The cubic root of 41521764 is about 346.2782908153.

The spelling of 41521764 in words is "forty-one million, five hundred twenty-one thousand, seven hundred sixty-four".