2252616649 has 8 divisors (see below), whose sum is σ = 2373084000. Its totient is φ = 2132340192.

The previous prime is 2252616617. The next prime is 2252616659. The reversal of 2252616649 is 9466162522.

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 2252616649 - 2⁵ = 2252616617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2252616659) 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, 23164 + ... + 71005.

It is an arithmetic number, because the mean of its divisors is an integer number (296635500).

Almost surely, 2^2252616649 is an apocalyptic number.

It is an amenable number.

2252616649 is a deficient number, since it is larger than the sum of its proper divisors (120467351).

2252616649 is a wasteful number, since it uses less digits than its factorization.

2252616649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95447.

The product of its digits is 311040, while the sum is 43.

The square root of 2252616649 is about 47461.7387903140. The cubic root of 2252616649 is about 1310.8784677503.

The spelling of 2252616649 in words is "two billion, two hundred fifty-two million, six hundred sixteen thousand, six hundred forty-nine".