20853262 has 8 divisors (see below), whose sum is σ = 32358600. Its totient is φ = 10067064.

The previous prime is 20853257. The next prime is 20853269. The reversal of 20853262 is 26235802.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 20853262.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20853269) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 179712 + ... + 179827.

It is an arithmetic number, because the mean of its divisors is an integer number (4044825).

Almost surely, 2^20853262 is an apocalyptic number.

20853262 is a deficient number, since it is larger than the sum of its proper divisors (11505338).

20853262 is a wasteful number, since it uses less digits than its factorization.

20853262 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 359570.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 20853262 is about 4566.5372001113. The cubic root of 20853262 is about 275.2483134569.

It can be divided in two parts, 20853 and 262, that added together give a triangular number (21115 = T₂₀₅).

The spelling of 20853262 in words is "twenty million, eight hundred fifty-three thousand, two hundred sixty-two".