41013621 has 40 divisors (see below), whose sum is σ = 67465728. Its totient is φ = 24624000.

The previous prime is 41013613. The next prime is 41013677. The reversal of 41013621 is 12631014.

It is a happy number.

41013621 is a `hidden beast` number, since 41 + 0 + 1 + 3 + 621 = 666.

It is not a de Polignac number, because 41013621 - 2³ = 41013613 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 41013594 and 41013603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41013601) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 170061 + ... + 170301.

Almost surely, 2^41013621 is an apocalyptic number.

It is an amenable number.

41013621 is a deficient number, since it is larger than the sum of its proper divisors (26452107).

41013621 is a wasteful number, since it uses less digits than its factorization.

41013621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 455 (or 446 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 41013621 is about 6404.1877705139. The cubic root of 41013621 is about 344.8599053120.

Adding to 41013621 its reverse (12631014), we get a palindrome (53644635).

The spelling of 41013621 in words is "forty-one million, thirteen thousand, six hundred twenty-one".