20498204 has 24 divisors (see below), whose sum is σ = 37013760. Its totient is φ = 9927536.

The previous prime is 20498201. The next prime is 20498239. The reversal of 20498204 is 40289402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20498201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19607 + ... + 20625.

It is an arithmetic number, because the mean of its divisors is an integer number (1542240).

Almost surely, 2^20498204 is an apocalyptic number.

It is an amenable number.

20498204 is a deficient number, since it is larger than the sum of its proper divisors (16515556).

20498204 is a wasteful number, since it uses less digits than its factorization.

20498204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1177 (or 1175 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 20498204 is about 4527.4942297037. The cubic root of 20498204 is about 273.6771910091.

It can be divided in two parts, 20498 and 204, that added together give a palindrome (20702).

The spelling of 20498204 in words is "twenty million, four hundred ninety-eight thousand, two hundred four".