41532021 has 10 divisors (see below), whose sum is σ = 62041782. Its totient is φ = 27687960.

The previous prime is 41531999. The next prime is 41532041. The reversal of 41532021 is 12023514.

It can be written as a sum of positive squares in only one way, i.e., 36469521 + 5062500 = 6039^2 + 2250^2 .

It is not a de Polignac number, because 41532021 - 2⁵ = 41531989 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 41531985 and 41532003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41532041) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 256290 + ... + 256451.

Almost surely, 2^41532021 is an apocalyptic number.

It is an amenable number.

41532021 is a deficient number, since it is larger than the sum of its proper divisors (20509761).

41532021 is an equidigital number, since it uses as much as digits as its factorization.

41532021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 512753 (or 512744 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 41532021 is about 6444.5341957352. The cubic root of 41532021 is about 346.3068018391.

Adding to 41532021 its reverse (12023514), we get a palindrome (53555535).

The spelling of 41532021 in words is "forty-one million, five hundred thirty-two thousand, twenty-one".