20233884 has 24 divisors (see below), whose sum is σ = 51504768. Its totient is φ = 6131440.

The previous prime is 20233877. The next prime is 20233891. The reversal of 20233884 is 48833202.

It is an interprime number because it is at equal distance from previous prime (20233877) and next prime (20233891).

It is a congruent number.

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, 76512 + ... + 76775.

It is an arithmetic number, because the mean of its divisors is an integer number (2146032).

Almost surely, 2^20233884 is an apocalyptic number.

It is an amenable number.

20233884 is an abundant number, since it is smaller than the sum of its proper divisors (31270884).

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

20233884 is a wasteful number, since it uses less digits than its factorization.

20233884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153305 (or 153303 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 30.

The square root of 20233884 is about 4498.2089769151. The cubic root of 20233884 is about 272.4957617948.

The spelling of 20233884 in words is "twenty million, two hundred thirty-three thousand, eight hundred eighty-four".