63828238 has 4 divisors (see below), whose sum is σ = 95742360. Its totient is φ = 31914118.

The previous prime is 63828229. The next prime is 63828257. The reversal of 63828238 is 83282836.

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

It is a self number, because there is not a number n which added to its sum of digits gives 63828238.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15957058 + ... + 15957061.

It is an arithmetic number, because the mean of its divisors is an integer number (23935590).

Almost surely, 2^63828238 is an apocalyptic number.

63828238 is a deficient number, since it is larger than the sum of its proper divisors (31914122).

63828238 is a wasteful number, since it uses less digits than its factorization.

63828238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31914121.

The product of its digits is 110592, while the sum is 40.

The square root of 63828238 is about 7989.2576626367. The cubic root of 63828238 is about 399.6418419027.

The spelling of 63828238 in words is "sixty-three million, eight hundred twenty-eight thousand, two hundred thirty-eight".