1244213032 has 16 divisors (see below), whose sum is σ = 2341512000. Its totient is φ = 619809840.

The previous prime is 1244213029. The next prime is 1244213053. The reversal of 1244213032 is 2303124421.

It is a junction number, because it is equal to n+sod(n) for n = 1244212994 and 1244213012.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 284782 + ... + 289117.

It is an arithmetic number, because the mean of its divisors is an integer number (146344500).

Almost surely, 2^1244213032 is an apocalyptic number.

It is an amenable number.

1244213032 is a deficient number, since it is larger than the sum of its proper divisors (1097298968).

1244213032 is a wasteful number, since it uses less digits than its factorization.

1244213032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 574176 (or 574172 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 1244213032 is about 35273.4040319332. The cubic root of 1244213032 is about 1075.5524204546.

Adding to 1244213032 its reverse (2303124421), we get a palindrome (3547337453).

The spelling of 1244213032 in words is "one billion, two hundred forty-four million, two hundred thirteen thousand, thirty-two".