2225353645 has 8 divisors (see below), whose sum is σ = 2672809056. Its totient is φ = 1778693136.

The previous prime is 2225353643. The next prime is 2225353649. The reversal of 2225353645 is 5463535222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2225353645 - 2¹ = 2225353643 is a prime.

It is a super-3 number, since 3×2225353645³ (a number of 29 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2225353643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 192547 + ... + 203776.

It is an arithmetic number, because the mean of its divisors is an integer number (334101132).

Almost surely, 2^2225353645 is an apocalyptic number.

It is an amenable number.

2225353645 is a deficient number, since it is larger than the sum of its proper divisors (447455411).

2225353645 is a wasteful number, since it uses less digits than its factorization.

2225353645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 397451.

The product of its digits is 216000, while the sum is 37.

The square root of 2225353645 is about 47173.6541408443. The cubic root of 2225353645 is about 1305.5685479867.

Adding to 2225353645 its reverse (5463535222), we get a palindrome (7688888867).

The spelling of 2225353645 in words is "two billion, two hundred twenty-five million, three hundred fifty-three thousand, six hundred forty-five".