2040420204 has 36 divisors (see below), whose sum is σ = 5297130384. Its totient is φ = 661757472.

The previous prime is 2040420191. The next prime is 2040420233. The reversal of 2040420204 is 4020240402.

2040420204 is a `hidden beast` number, since 2 + 0 + 40 + 420 + 204 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 764592 + ... + 767255.

Almost surely, 2^2040420204 is an apocalyptic number.

It is an amenable number.

2040420204 is an abundant number, since it is smaller than the sum of its proper divisors (3256710180).

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

2040420204 is a wasteful number, since it uses less digits than its factorization.

2040420204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1531894 (or 1531889 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 18.

The square root of 2040420204 is about 45171.0106594927. The cubic root of 2040420204 is about 1268.3522151780.

Adding to 2040420204 its reverse (4020240402), we get a palindrome (6060660606).

The spelling of 2040420204 in words is "two billion, forty million, four hundred twenty thousand, two hundred four".