4234240440 has 128 divisors (see below), whose sum is σ = 14857056000. Its totient is φ = 1069697664.

The previous prime is 4234240399. The next prime is 4234240463. The reversal of 4234240440 is 440424324.

It is a happy number.

4234240440 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 82654 + ... + 123693.

It is an arithmetic number, because the mean of its divisors is an integer number (116070750).

Almost surely, 2^4234240440 is an apocalyptic number.

4234240440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4234240440 is an abundant number, since it is smaller than the sum of its proper divisors (10622815560).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4234240440 is a wasteful number, since it uses less digits than its factorization.

4234240440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206386 (or 206376 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 27.

The square root of 4234240440 is about 65071.0414854411. The cubic root of 4234240440 is about 1617.8012695435.

Adding to 4234240440 its reverse (440424324), we get a palindrome (4674664764).

The spelling of 4234240440 in words is "four billion, two hundred thirty-four million, two hundred forty thousand, four hundred forty".