63441236 has 12 divisors (see below), whose sum is σ = 114023028. Its totient is φ = 30863232.

The previous prime is 63441233. The next prime is 63441277. The reversal of 63441236 is 63214436.

It can be written as a sum of positive squares in 2 ways, for example, as 43692100 + 19749136 = 6610^2 + 4444^2 .

It is a junction number, because it is equal to n+sod(n) for n = 63441199 and 63441208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63441233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 214181 + ... + 214476.

It is an arithmetic number, because the mean of its divisors is an integer number (9501919).

Almost surely, 2^63441236 is an apocalyptic number.

It is an amenable number.

63441236 is a deficient number, since it is larger than the sum of its proper divisors (50581792).

63441236 is a wasteful number, since it uses less digits than its factorization.

63441236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 428698 (or 428696 counting only the distinct ones).

The product of its digits is 10368, while the sum is 29.

The square root of 63441236 is about 7965.0006905210. Note that the first 3 decimals coincide. The cubic root of 63441236 is about 398.8325040316.

The spelling of 63441236 in words is "sixty-three million, four hundred forty-one thousand, two hundred thirty-six".