2040434401 has 8 divisors (see below), whose sum is σ = 2186491104. Its totient is φ = 1897270080.

The previous prime is 2040434393. The next prime is 2040434411. The reversal of 2040434401 is 1044340402.

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

It is a cyclic number.

It is not a de Polignac number, because 2040434401 - 2³ = 2040434393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2040434411) 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, 721635 + ... + 724456.

It is an arithmetic number, because the mean of its divisors is an integer number (273311388).

Almost surely, 2^2040434401 is an apocalyptic number.

It is an amenable number.

2040434401 is a deficient number, since it is larger than the sum of its proper divisors (146056703).

2040434401 is a wasteful number, since it uses less digits than its factorization.

2040434401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1446191.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 2040434401 is about 45171.1678064670. The cubic root of 2040434401 is about 1268.3551568522.

Adding to 2040434401 its reverse (1044340402), we get a palindrome (3084774803).

The spelling of 2040434401 in words is "two billion, forty million, four hundred thirty-four thousand, four hundred one".