2449243320 has 256 divisors, whose sum is σ = 7962624000. Its totient is φ = 601176576.

The previous prime is 2449243267. The next prime is 2449243327. The reversal of 2449243320 is 233429442.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2449243327) 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, 10247761 + ... + 10247999.

It is an arithmetic number, because the mean of its divisors is an integer number (31104000).

Almost surely, 2^2449243320 is an apocalyptic number.

2449243320 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 2449243320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3981312000).

2449243320 is an abundant number, since it is smaller than the sum of its proper divisors (5513380680).

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

2449243320 is a wasteful number, since it uses less digits than its factorization.

2449243320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 402 (or 398 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 33.

The square root of 2449243320 is about 49489.8304705118. The cubic root of 2449243320 is about 1347.9609491867.

The spelling of 2449243320 in words is "two billion, four hundred forty-nine million, two hundred forty-three thousand, three hundred twenty".