2251310 has 48 divisors (see below), whose sum is σ = 4641840. Its totient is φ = 783360.

The previous prime is 2251297. The next prime is 2251331. The reversal of 2251310 is 131522.

It is a happy number.

It is a super-2 number, since 2×2251310² = 10136793432200, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 54890 + ... + 54930.

It is an arithmetic number, because the mean of its divisors is an integer number (96705).

2^2251310 is an apocalyptic number.

2251310 is an abundant number, since it is smaller than the sum of its proper divisors (2390530).

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

2251310 is a wasteful number, since it uses less digits than its factorization.

2251310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101 (or 84 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 14.

The square root of 2251310 is about 1500.4366031259. The cubic root of 2251310 is about 131.0624956745.

Adding to 2251310 its reverse (131522), we get a palindrome (2382832).

The spelling of 2251310 in words is "two million, two hundred fifty-one thousand, three hundred ten".