2442709440 has 224 divisors, whose sum is σ = 8915400000. Its totient is φ = 628862976.

The previous prime is 2442709433. The next prime is 2442709453. The reversal of 2442709440 is 449072442.

It is a super-2 number, since 2×2442709440² = 11933658816530227200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 2442709395 and 2442709404.

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, 245686 + ... + 255434.

Almost surely, 2^2442709440 is an apocalyptic number.

2442709440 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 2442709440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4457700000).

2442709440 is an abundant number, since it is smaller than the sum of its proper divisors (6472690560).

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

2442709440 is a wasteful number, since it uses less digits than its factorization.

2442709440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9804 (or 9788 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 36.

The square root of 2442709440 is about 49423.7740363886. The cubic root of 2442709440 is about 1346.7612237409.

The spelling of 2442709440 in words is "two billion, four hundred forty-two million, seven hundred nine thousand, four hundred forty".