63041621 has 8 divisors (see below), whose sum is σ = 65318400. Its totient is φ = 60771760.

The previous prime is 63041603. The next prime is 63041647. The reversal of 63041621 is 12614036.

It is a happy number.

63041621 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 63041621 - 2⁶ = 63041557 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63001621) 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 7 ways as a sum of consecutive naturals, for example, 23036 + ... + 25626.

It is an arithmetic number, because the mean of its divisors is an integer number (8164800).

Almost surely, 2^63041621 is an apocalyptic number.

It is an amenable number.

63041621 is a deficient number, since it is larger than the sum of its proper divisors (2276779).

63041621 is a wasteful number, since it uses less digits than its factorization.

63041621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3459.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 63041621 is about 7939.8753768557. The cubic root of 63041621 is about 397.9933270768.

Adding to 63041621 its reverse (12614036), we get a palindrome (75655657).

The spelling of 63041621 in words is "sixty-three million, forty-one thousand, six hundred twenty-one".