41525840 has 40 divisors (see below), whose sum is σ = 99164040. Its totient is φ = 16160256.

The previous prime is 41525819. The next prime is 41525843. The reversal of 41525840 is 4852514.

It can be written as a sum of positive squares in 4 ways, for example, as 2238016 + 39287824 = 1496^2 + 6268^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41525843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4055 + ... + 9974.

It is an arithmetic number, because the mean of its divisors is an integer number (2479101).

Almost surely, 2^41525840 is an apocalyptic number.

41525840 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

41525840 is an abundant number, since it is smaller than the sum of its proper divisors (57638200).

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

41525840 is a wasteful number, since it uses less digits than its factorization.

41525840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14079 (or 14073 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 29.

The square root of 41525840 is about 6444.0546242253. The cubic root of 41525840 is about 346.2896212919.

The spelling of 41525840 in words is "forty-one million, five hundred twenty-five thousand, eight hundred forty".