2440420433 has 32 divisors (see below), whose sum is σ = 2819612160. Its totient is φ = 2092124160.

The previous prime is 2440420429. The next prime is 2440420447. The reversal of 2440420433 is 3340240442.

2440420433 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2440420433 - 2² = 2440420429 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2440422433) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2161013 + ... + 2162141.

It is an arithmetic number, because the mean of its divisors is an integer number (88112880).

Almost surely, 2^2440420433 is an apocalyptic number.

It is an amenable number.

2440420433 is a deficient number, since it is larger than the sum of its proper divisors (379191727).

2440420433 is a wasteful number, since it uses less digits than its factorization.

2440420433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1337.

The product of its (nonzero) digits is 9216, while the sum is 26.

The square root of 2440420433 is about 49400.6116662537. The cubic root of 2440420433 is about 1346.3404192518.

Adding to 2440420433 its reverse (3340240442), we get a palindrome (5780660875).

Subtracting 2440420433 from its reverse (3340240442), we obtain a square (899820009 = 29997²).

The spelling of 2440420433 in words is "two billion, four hundred forty million, four hundred twenty thousand, four hundred thirty-three".