2245450242 has 64 divisors (see below), whose sum is σ = 5204010240. Its totient is φ = 632653824.

The previous prime is 2245450241. The next prime is 2245450247. The reversal of 2245450242 is 2420545422.

It is not an unprimeable number, because it can be changed into a prime (2245450241) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2216128 + ... + 2217140.

It is an arithmetic number, because the mean of its divisors is an integer number (81312660).

Almost surely, 2^2245450242 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2245450242, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2602005120).

2245450242 is an abundant number, since it is smaller than the sum of its proper divisors (2958559998).

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

2245450242 is a wasteful number, since it uses less digits than its factorization.

2245450242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1707.

The product of its (nonzero) digits is 25600, while the sum is 30.

The square root of 2245450242 is about 47386.1819732293. The cubic root of 2245450242 is about 1309.4868611621.

Adding to 2245450242 its reverse (2420545422), we get a palindrome (4665995664).

The spelling of 2245450242 in words is "two billion, two hundred forty-five million, four hundred fifty thousand, two hundred forty-two".