1240534244 has 24 divisors (see below), whose sum is σ = 2299772160. Its totient is φ = 583873056.

The previous prime is 1240534231. The next prime is 1240534249. The reversal of 1240534244 is 4424350421.

It is not an unprimeable number, because it can be changed into a prime (1240534249) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40052 + ... + 63915.

It is an arithmetic number, because the mean of its divisors is an integer number (95823840).

Almost surely, 2^1240534244 is an apocalyptic number.

It is an amenable number.

1240534244 is a deficient number, since it is larger than the sum of its proper divisors (1059237916).

1240534244 is a wasteful number, since it uses less digits than its factorization.

1240534244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104147 (or 104145 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 29.

The square root of 1240534244 is about 35221.2186614830. The cubic root of 1240534244 is about 1074.4913386571.

Adding to 1240534244 its reverse (4424350421), we get a palindrome (5664884665).

The spelling of 1240534244 in words is "one billion, two hundred forty million, five hundred thirty-four thousand, two hundred forty-four".