2040430450 has 24 divisors (see below), whose sum is σ = 3796483572. Its totient is φ = 815896320.

The previous prime is 2040430439. The next prime is 2040430451. The reversal of 2040430450 is 540340402.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 277522281 + 1762908169 = 16659^2 + 41987^2 .

It is not an unprimeable number, because it can be changed into a prime (2040430451) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 210102 + ... + 219598.

Almost surely, 2^2040430450 is an apocalyptic number.

2040430450 is a deficient number, since it is larger than the sum of its proper divisors (1756053122).

2040430450 is a wasteful number, since it uses less digits than its factorization.

2040430450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13806 (or 13801 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 2040430450 is about 45171.1240727968. The cubic root of 2040430450 is about 1268.3543381909.

Adding to 2040430450 its reverse (540340402), we get a palindrome (2580770852).

The spelling of 2040430450 in words is "two billion, forty million, four hundred thirty thousand, four hundred fifty".