20735852 has 24 divisors (see below), whose sum is σ = 39060000. Its totient is φ = 9596160.

The previous prime is 20735849. The next prime is 20735887. The reversal of 20735852 is 25853702.

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, 1649 + ... + 6647.

It is an arithmetic number, because the mean of its divisors is an integer number (1627500).

Almost surely, 2^20735852 is an apocalyptic number.

It is an amenable number.

20735852 is a deficient number, since it is larger than the sum of its proper divisors (18324148).

20735852 is a wasteful number, since it uses less digits than its factorization.

20735852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5081 (or 5079 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 32.

The square root of 20735852 is about 4553.6635800199. The cubic root of 20735852 is about 274.7307645935.

The spelling of 20735852 in words is "twenty million, seven hundred thirty-five thousand, eight hundred fifty-two".