20852262 has 16 divisors (see below), whose sum is σ = 46338480. Its totient is φ = 6950736.

The previous prime is 20852261. The next prime is 20852263. The reversal of 20852262 is 26225802.

It is an interprime number because it is at equal distance from previous prime (20852261) and next prime (20852263).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20852261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 193023 + ... + 193130.

It is an arithmetic number, because the mean of its divisors is an integer number (2896155).

Almost surely, 2^20852262 is an apocalyptic number.

20852262 is an abundant number, since it is smaller than the sum of its proper divisors (25486218).

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

20852262 is a wasteful number, since it uses less digits than its factorization.

20852262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 386164 (or 386158 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 20852262 is about 4566.4277066433. The cubic root of 20852262 is about 275.2439136223.

The spelling of 20852262 in words is "twenty million, eight hundred fifty-two thousand, two hundred sixty-two".