1240244022 has 16 divisors (see below), whose sum is σ = 2481107760. Its totient is φ = 413311392.

The previous prime is 1240244021. The next prime is 1240244029. The reversal of 1240244022 is 2204420421.

It is a self number, because there is not a number n which added to its sum of digits gives 1240244022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1240244021) 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, 2604 + ... + 49872.

It is an arithmetic number, because the mean of its divisors is an integer number (155069235).

Almost surely, 2^1240244022 is an apocalyptic number.

1240244022 is an abundant number, since it is smaller than the sum of its proper divisors (1240863738).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1240244022 is a wasteful number, since it uses less digits than its factorization.

1240244022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51647.

The product of its (nonzero) digits is 1024, while the sum is 21.

The square root of 1240244022 is about 35217.0984324376. The cubic root of 1240244022 is about 1074.4075399904.

Adding to 1240244022 its reverse (2204420421), we get a palindrome (3444664443).

The spelling of 1240244022 in words is "one billion, two hundred forty million, two hundred forty-four thousand, twenty-two".