2542433320 has 256 divisors, whose sum is σ = 7166361600. Its totient is φ = 792529920.

The previous prime is 2542433303. The next prime is 2542433321. The reversal of 2542433320 is 233342452.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is not an unprimeable number, because it can be changed into a prime (2542433321) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 20019097 + ... + 20019223.

It is an arithmetic number, because the mean of its divisors is an integer number (27993600).

Almost surely, 2^2542433320 is an apocalyptic number.

2542433320 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 2542433320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3583180800).

2542433320 is an abundant number, since it is smaller than the sum of its proper divisors (4623928280).

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

2542433320 is a wasteful number, since it uses less digits than its factorization.

2542433320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288 (or 284 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 28.

The square root of 2542433320 is about 50422.5477341239. The cubic root of 2542433320 is about 1364.8445519734.

Adding to 2542433320 its reverse (233342452), we get a palindrome (2775775772).

The spelling of 2542433320 in words is "two billion, five hundred forty-two million, four hundred thirty-three thousand, three hundred twenty".