1240322056 has 16 divisors (see below), whose sum is σ = 2327691600. Its totient is φ = 619604304.

The previous prime is 1240322053. The next prime is 1240322063. The reversal of 1240322056 is 6502230421.

It is a self number, because there is not a number n which added to its sum of digits gives 1240322056.

It is not an unprimeable number, because it can be changed into a prime (1240322053) by changing a digit.

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, 60046 + ... + 78013.

It is an arithmetic number, because the mean of its divisors is an integer number (145480725).

Almost surely, 2^1240322056 is an apocalyptic number.

It is an amenable number.

1240322056 is a deficient number, since it is larger than the sum of its proper divisors (1087369544).

1240322056 is a wasteful number, since it uses less digits than its factorization.

1240322056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139188 (or 139184 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 1240322056 is about 35218.2063143483. The cubic root of 1240322056 is about 1074.4300728034.

Adding to 1240322056 its reverse (6502230421), we get a palindrome (7742552477).

The spelling of 1240322056 in words is "one billion, two hundred forty million, three hundred twenty-two thousand, fifty-six".