2040042430 has 8 divisors (see below), whose sum is σ = 3672076392. Its totient is φ = 816016968.

The previous prime is 2040042401. The next prime is 2040042443. The reversal of 2040042430 is 342400402.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2040042398 and 2040042407.

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, 102002112 + ... + 102002131.

It is an arithmetic number, because the mean of its divisors is an integer number (459009549).

Almost surely, 2^2040042430 is an apocalyptic number.

2040042430 is a deficient number, since it is larger than the sum of its proper divisors (1632033962).

2040042430 is a wasteful number, since it uses less digits than its factorization.

2040042430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204004250.

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 2040042430 is about 45166.8288680974. The cubic root of 2040042430 is about 1268.2739339066.

Adding to 2040042430 its reverse (342400402), we get a palindrome (2382442832).

The spelling of 2040042430 in words is "two billion, forty million, forty-two thousand, four hundred thirty".