2042357240 has 192 divisors, whose sum is σ = 5969842560. Its totient is φ = 621492480.

The previous prime is 2042357227. The next prime is 2042357269. The reversal of 2042357240 is 427532402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 925979 + ... + 928181.

It is an arithmetic number, because the mean of its divisors is an integer number (31092930).

Almost surely, 2^2042357240 is an apocalyptic number.

2042357240 is a gapful number since it is divisible by the number (20) 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 2042357240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2984921280).

2042357240 is an abundant number, since it is smaller than the sum of its proper divisors (3927485320).

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

2042357240 is a wasteful number, since it uses less digits than its factorization.

2042357240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2282 (or 2271 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 29.

The square root of 2042357240 is about 45192.4467140251. The cubic root of 2042357240 is about 1268.7534506446.

Adding to 2042357240 its reverse (427532402), we get a palindrome (2469889642).

The spelling of 2042357240 in words is "two billion, forty-two million, three hundred fifty-seven thousand, two hundred forty".