1244440124 has 24 divisors (see below), whose sum is σ = 2230510128. Its totient is φ = 607178880.

The previous prime is 1244440039. The next prime is 1244440151. The reversal of 1244440124 is 4210444421.

It is a super-2 number, since 2×1244440124² = 3097262444442270752, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1244440093 and 1244440102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 224474 + ... + 229950.

It is an arithmetic number, because the mean of its divisors is an integer number (92937922).

Almost surely, 2^1244440124 is an apocalyptic number.

It is an amenable number.

1244440124 is a deficient number, since it is larger than the sum of its proper divisors (986070004).

1244440124 is a wasteful number, since it uses less digits than its factorization.

1244440124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6845 (or 6843 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 26.

The square root of 1244440124 is about 35276.6229109307. The cubic root of 1244440124 is about 1075.6178525752.

Adding to 1244440124 its reverse (4210444421), we get a palindrome (5454884545).

The spelling of 1244440124 in words is "one billion, two hundred forty-four million, four hundred forty thousand, one hundred twenty-four".