53238648 has 16 divisors (see below), whose sum is σ = 133096680. Its totient is φ = 17746208.

The previous prime is 53238637. The next prime is 53238667. The reversal of 53238648 is 84683235.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1109115 + ... + 1109162.

Almost surely, 2^53238648 is an apocalyptic number.

It is an amenable number.

53238648 is an abundant number, since it is smaller than the sum of its proper divisors (79858032).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53238648 is a wasteful number, since it uses less digits than its factorization.

53238648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2218286 (or 2218282 counting only the distinct ones).

The product of its digits is 138240, while the sum is 39.

The square root of 53238648 is about 7296.4818919805. The cubic root of 53238648 is about 376.1915238239.

The spelling of 53238648 in words is "fifty-three million, two hundred thirty-eight thousand, six hundred forty-eight".