2500224645 has 8 divisors (see below), whose sum is σ = 4000359456. Its totient is φ = 1333453136.

The previous prime is 2500224641. The next prime is 2500224659. The reversal of 2500224645 is 5464220052.

It is a happy number.

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 2500224645 - 2² = 2500224641 is a prime.

It is a super-2 number, since 2×2500224645² = 12502246550930752050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2500224641) 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, 83340807 + ... + 83340836.

It is an arithmetic number, because the mean of its divisors is an integer number (500044932).

Almost surely, 2^2500224645 is an apocalyptic number.

It is an amenable number.

2500224645 is a deficient number, since it is larger than the sum of its proper divisors (1500134811).

2500224645 is a wasteful number, since it uses less digits than its factorization.

2500224645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166681651.

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

The square root of 2500224645 is about 50002.2463995369. The cubic root of 2500224645 is about 1357.2494591029.

Adding to 2500224645 its reverse (5464220052), we get a palindrome (7964444697).

The spelling of 2500224645 in words is "two billion, five hundred million, two hundred twenty-four thousand, six hundred forty-five".