53974648 has 64 divisors (see below), whose sum is σ = 125637120. Its totient is φ = 21168000.

The previous prime is 53974637. The next prime is 53974733. The reversal of 53974648 is 84647935.

It is a junction number, because it is equal to n+sod(n) for n = 53974598 and 53974607.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 109683 + ... + 110173.

It is an arithmetic number, because the mean of its divisors is an integer number (1963080).

Almost surely, 2^53974648 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53974648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62818560).

53974648 is an abundant number, since it is smaller than the sum of its proper divisors (71662472).

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

53974648 is a wasteful number, since it uses less digits than its factorization.

53974648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 668 (or 664 counting only the distinct ones).

The product of its digits is 725760, while the sum is 46.

The square root of 53974648 is about 7346.7440407299. The cubic root of 53974648 is about 377.9171547492.

The spelling of 53974648 in words is "fifty-three million, nine hundred seventy-four thousand, six hundred forty-eight".