41565520 has 60 divisors (see below), whose sum is σ = 99291636. Its totient is φ = 16181760.

The previous prime is 41565509. The next prime is 41565529. The reversal of 41565520 is 2556514.

41565520 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 21566736 + 19998784 = 4644^2 + 4472^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41565529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 147780 + ... + 148060.

Almost surely, 2^41565520 is an apocalyptic number.

41565520 is a gapful number since it is divisible by the number (40) 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 41565520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49645818).

41565520 is an abundant number, since it is smaller than the sum of its proper divisors (57726116).

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

41565520 is a wasteful number, since it uses less digits than its factorization.

41565520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380 (or 331 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 28.

The square root of 41565520 is about 6447.1326960130. The cubic root of 41565520 is about 346.3998851488.

The spelling of 41565520 in words is "forty-one million, five hundred sixty-five thousand, five hundred twenty".