1340224022 has 16 divisors (see below), whose sum is σ = 2019693312. Its totient is φ = 666999720.

The previous prime is 1340224021. The next prime is 1340224049. The reversal of 1340224022 is 2204220431.

It is a junction number, because it is equal to n+sod(n) for n = 1340223985 and 1340224003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1340224021) 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, 660173 + ... + 662199.

It is an arithmetic number, because the mean of its divisors is an integer number (126230832).

Almost surely, 2^1340224022 is an apocalyptic number.

1340224022 is a deficient number, since it is larger than the sum of its proper divisors (679469290).

1340224022 is a wasteful number, since it uses less digits than its factorization.

1340224022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3403.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 1340224022 is about 36609.0702149071. The cubic root of 1340224022 is about 1102.5352054341.

Adding to 1340224022 its reverse (2204220431), we get a palindrome (3544444453).

The spelling of 1340224022 in words is "one billion, three hundred forty million, two hundred twenty-four thousand, twenty-two".