4042402240 has 56 divisors (see below), whose sum is σ = 9652479552. Its totient is φ = 1612508160.

The previous prime is 4042402219. The next prime is 4042402261. The reversal of 4042402240 is 422042404.

It is an interprime number because it is at equal distance from previous prime (4042402219) and next prime (4042402261).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100230 + ... + 134650.

Almost surely, 2^4042402240 is an apocalyptic number.

4042402240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4042402240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4826239776).

4042402240 is an abundant number, since it is smaller than the sum of its proper divisors (5610077312).

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

4042402240 is a wasteful number, since it uses less digits than its factorization.

4042402240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34805 (or 34795 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 22.

The square root of 4042402240 is about 63579.8886441302. Note that the first 3 decimals coincide. The cubic root of 4042402240 is about 1592.9904613240.

Adding to 4042402240 its reverse (422042404), we get a palindrome (4464444644).

The spelling of 4042402240 in words is "four billion, forty-two million, four hundred two thousand, two hundred forty".