1340224222 has 8 divisors (see below), whose sum is σ = 2011185000. Its totient is φ = 669829224.

The previous prime is 1340224219. The next prime is 1340224273. The reversal of 1340224222 is 2224220431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1340224193 and 1340224202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 135472 + ... + 145027.

It is an arithmetic number, because the mean of its divisors is an integer number (251398125).

Almost surely, 2^1340224222 is an apocalyptic number.

1340224222 is a deficient number, since it is larger than the sum of its proper divisors (670960778).

1340224222 is a wasteful number, since it uses less digits than its factorization.

1340224222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282890.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 1340224222 is about 36609.0729464705. The cubic root of 1340224222 is about 1102.5352602774.

Adding to 1340224222 its reverse (2224220431), we get a palindrome (3564444653).

The spelling of 1340224222 in words is "one billion, three hundred forty million, two hundred twenty-four thousand, two hundred twenty-two".