2245145628 has 24 divisors (see below), whose sum is σ = 5714916480. Its totient is φ = 680347120.

The previous prime is 2245145603. The next prime is 2245145629. The reversal of 2245145628 is 8265415422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2245145629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8504208 + ... + 8504471.

It is an arithmetic number, because the mean of its divisors is an integer number (238121520).

Almost surely, 2^2245145628 is an apocalyptic number.

It is an amenable number.

2245145628 is an abundant number, since it is smaller than the sum of its proper divisors (3469770852).

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

2245145628 is a wasteful number, since it uses less digits than its factorization.

2245145628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17008697 (or 17008695 counting only the distinct ones).

The product of its digits is 153600, while the sum is 39.

The square root of 2245145628 is about 47382.9676993748. The cubic root of 2245145628 is about 1309.4276442232.

The spelling of 2245145628 in words is "two billion, two hundred forty-five million, one hundred forty-five thousand, six hundred twenty-eight".