63748429 has 4 divisors (see below), whose sum is σ = 64213884. Its totient is φ = 63282976.

The previous prime is 63748417. The next prime is 63748457. The reversal of 63748429 is 92484736.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 33663204 + 30085225 = 5802^2 + 5485^2 .

It is a cyclic number.

It is not a de Polignac number, because 63748429 - 2¹⁹ = 63224141 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 (63748499) 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, 232522 + ... + 232795.

It is an arithmetic number, because the mean of its divisors is an integer number (16053471).

Almost surely, 2^63748429 is an apocalyptic number.

It is an amenable number.

63748429 is a deficient number, since it is larger than the sum of its proper divisors (465455).

63748429 is a wasteful number, since it uses less digits than its factorization.

63748429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 465454.

The product of its digits is 290304, while the sum is 43.

The square root of 63748429 is about 7984.2613308934. The cubic root of 63748429 is about 399.4752055280.

The spelling of 63748429 in words is "sixty-three million, seven hundred forty-eight thousand, four hundred twenty-nine".