2245064520 has 32 divisors (see below), whose sum is σ = 6735193920. Its totient is φ = 598683840.

The previous prime is 2245064513. The next prime is 2245064531. The reversal of 2245064520 is 254605422.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9354316 + ... + 9354555.

It is an arithmetic number, because the mean of its divisors is an integer number (210474810).

Almost surely, 2^2245064520 is an apocalyptic number.

2245064520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2245064520 is an abundant number, since it is smaller than the sum of its proper divisors (4490129400).

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

2245064520 is a wasteful number, since it uses less digits than its factorization.

2245064520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18708885 (or 18708881 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 30.

The square root of 2245064520 is about 47382.1118144812. Note that the first 3 decimals coincide. The cubic root of 2245064520 is about 1309.4118759311.

Adding to 2245064520 its reverse (254605422), we get a palindrome (2499669942).

The spelling of 2245064520 in words is "two billion, two hundred forty-five million, sixty-four thousand, five hundred twenty".