20498252 has 12 divisors (see below), whose sum is σ = 36480360. Its totient is φ = 10075296.

The previous prime is 20498249. The next prime is 20498263. The reversal of 20498252 is 25289402.

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, 43193 + ... + 43664.

It is an arithmetic number, because the mean of its divisors is an integer number (3040030).

Almost surely, 2^20498252 is an apocalyptic number.

It is an amenable number.

20498252 is a deficient number, since it is larger than the sum of its proper divisors (15982108).

20498252 is a wasteful number, since it uses less digits than its factorization.

20498252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86920 (or 86918 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 20498252 is about 4527.4995306460. The cubic root of 20498252 is about 273.6774046294.

It can be divided in two parts, 2049 and 8252, that added together give a palindrome (10301).

The spelling of 20498252 in words is "twenty million, four hundred ninety-eight thousand, two hundred fifty-two".