1244342032 has 20 divisors (see below), whose sum is σ = 2421447820. Its totient is φ = 619452288.

The previous prime is 1244341999. The next prime is 1244342051. The reversal of 1244342032 is 2302434421.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 837755136 + 406586896 = 28944^2 + 20164^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1244341988 and 1244342006.

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, 166143 + ... + 173470.

It is an arithmetic number, because the mean of its divisors is an integer number (121072391).

Almost surely, 2^1244342032 is an apocalyptic number.

It is an amenable number.

1244342032 is a deficient number, since it is larger than the sum of its proper divisors (1177105788).

1244342032 is a wasteful number, since it uses less digits than its factorization.

1244342032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 339850 (or 339844 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 1244342032 is about 35275.2325577026. The cubic root of 1244342032 is about 1075.5895902596.

Adding to 1244342032 its reverse (2302434421), we get a palindrome (3546776453).

The spelling of 1244342032 in words is "one billion, two hundred forty-four million, three hundred forty-two thousand, thirty-two".