63863741 has 4 divisors (see below), whose sum is σ = 65222592. Its totient is φ = 62504892.

The previous prime is 63863717. The next prime is 63863743. The reversal of 63863741 is 14736836.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 63863741 - 2¹⁸ = 63601597 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 63863695 and 63863704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63863743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 679355 + ... + 679448.

It is an arithmetic number, because the mean of its divisors is an integer number (16305648).

Almost surely, 2^63863741 is an apocalyptic number.

It is an amenable number.

63863741 is a deficient number, since it is larger than the sum of its proper divisors (1358851).

63863741 is a wasteful number, since it uses less digits than its factorization.

63863741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1358850.

The product of its digits is 72576, while the sum is 38.

The square root of 63863741 is about 7991.4792748277. The cubic root of 63863741 is about 399.7159253851.

The spelling of 63863741 in words is "sixty-three million, eight hundred sixty-three thousand, seven hundred forty-one".