2040452404 has 12 divisors (see below), whose sum is σ = 3780838404. Its totient is φ = 960212864.

The previous prime is 2040452363. The next prime is 2040452467. The reversal of 2040452404 is 4042540402.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1338096400 + 702356004 = 36580^2 + 26502^2 .

It is a congruent number.

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, 15003259 + ... + 15003394.

It is an arithmetic number, because the mean of its divisors is an integer number (315069867).

Almost surely, 2^2040452404 is an apocalyptic number.

It is an amenable number.

2040452404 is a deficient number, since it is larger than the sum of its proper divisors (1740386000).

2040452404 is a wasteful number, since it uses less digits than its factorization.

2040452404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30006674 (or 30006672 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 25.

The square root of 2040452404 is about 45171.3670813714. The cubic root of 2040452404 is about 1268.3588871250.

Adding to 2040452404 its reverse (4042540402), we get a palindrome (6082992806).

The spelling of 2040452404 in words is "two billion, forty million, four hundred fifty-two thousand, four hundred four".