1244862284 has 12 divisors (see below), whose sum is σ = 2208352104. Its totient is φ = 613904544.

The previous prime is 1244862239. The next prime is 1244862293. The reversal of 1244862284 is 4822684421.

It is a super-2 number, since 2×1244862284² = 3099364212251393312, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2131322 + ... + 2131905.

It is an arithmetic number, because the mean of its divisors is an integer number (184029342).

Almost surely, 2^1244862284 is an apocalyptic number.

It is an amenable number.

1244862284 is a deficient number, since it is larger than the sum of its proper divisors (963489820).

1244862284 is a wasteful number, since it uses less digits than its factorization.

1244862284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4263304 (or 4263302 counting only the distinct ones).

The product of its digits is 196608, while the sum is 41.

The square root of 1244862284 is about 35282.6059695142. The cubic root of 1244862284 is about 1075.7394685765.

The spelling of 1244862284 in words is "one billion, two hundred forty-four million, eight hundred sixty-two thousand, two hundred eighty-four".