20884252 has 12 divisors (see below), whose sum is σ = 37439136. Its totient is φ = 10187360.

The previous prime is 20884247. The next prime is 20884267. The reversal of 20884252 is 25248802.

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, 63508 + ... + 63835.

It is an arithmetic number, because the mean of its divisors is an integer number (3119928).

Almost surely, 2^20884252 is an apocalyptic number.

It is an amenable number.

20884252 is a deficient number, since it is larger than the sum of its proper divisors (16554884).

20884252 is a wasteful number, since it uses less digits than its factorization.

20884252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127388 (or 127386 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 31.

The square root of 20884252 is about 4569.9291022947. The cubic root of 20884252 is about 275.3845946660.

The spelling of 20884252 in words is "twenty million, eight hundred eighty-four thousand, two hundred fifty-two".