20934848 has 56 divisors (see below), whose sum is σ = 45866304. Its totient is φ = 9401600.

The previous prime is 20934821. The next prime is 20934863. The reversal of 20934848 is 84843902.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92111 + ... + 92337.

Almost surely, 2^20934848 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 20934848, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22933152).

20934848 is an abundant number, since it is smaller than the sum of its proper divisors (24931456).

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

20934848 is a wasteful number, since it uses less digits than its factorization.

20934848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381 (or 371 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 38.

The square root of 20934848 is about 4575.4615067772. The cubic root of 20934848 is about 275.6068055136.

The spelling of 20934848 in words is "twenty million, nine hundred thirty-four thousand, eight hundred forty-eight".