20852484 has 36 divisors (see below), whose sum is σ = 49572432. Its totient is φ = 6822240.

The previous prime is 20852473. The next prime is 20852501. The reversal of 20852484 is 48425802.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 44419 + ... + 44885.

It is an arithmetic number, because the mean of its divisors is an integer number (1377012).

Almost surely, 2^20852484 is an apocalyptic number.

It is an amenable number.

20852484 is an abundant number, since it is smaller than the sum of its proper divisors (28719948).

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

20852484 is a wasteful number, since it uses less digits than its factorization.

20852484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 596 (or 533 counting only the distinct ones).

The product of its (nonzero) digits is 20480, while the sum is 33.

The square root of 20852484 is about 4566.4520144199. The cubic root of 20852484 is about 275.2448903977.

The spelling of 20852484 in words is "twenty million, eight hundred fifty-two thousand, four hundred eighty-four".