2252415144 has 64 divisors (see below), whose sum is σ = 6566832000. Its totient is φ = 643544832.

The previous prime is 2252415133. The next prime is 2252415199. The reversal of 2252415144 is 4415142522.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 128577 + ... + 145040.

It is an arithmetic number, because the mean of its divisors is an integer number (102606750).

Almost surely, 2^2252415144 is an apocalyptic number.

2252415144 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2252415144 is an abundant number, since it is smaller than the sum of its proper divisors (4314416856).

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

2252415144 is a wasteful number, since it uses less digits than its factorization.

2252415144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273647 (or 273629 counting only the distinct ones).

The product of its digits is 12800, while the sum is 30.

The square root of 2252415144 is about 47459.6159276495. The cubic root of 2252415144 is about 1310.8393789211.

Adding to 2252415144 its reverse (4415142522), we get a palindrome (6667557666).

The spelling of 2252415144 in words is "two billion, two hundred fifty-two million, four hundred fifteen thousand, one hundred forty-four".