20393352 has 96 divisors (see below), whose sum is σ = 64658880. Its totient is φ = 5685120.

The previous prime is 20393333. The next prime is 20393363. The reversal of 20393352 is 25339302.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21202 + ... + 22142.

It is an arithmetic number, because the mean of its divisors is an integer number (673530).

Almost surely, 2^20393352 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 20393352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32329440).

20393352 is an abundant number, since it is smaller than the sum of its proper divisors (44265528).

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

20393352 is a wasteful number, since it uses less digits than its factorization.

20393352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1003 (or 996 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 27.

The square root of 20393352 is about 4515.8999103169. The cubic root of 20393352 is about 273.2097570806.

The spelling of 20393352 in words is "twenty million, three hundred ninety-three thousand, three hundred fifty-two".