1340352224 has 24 divisors (see below), whose sum is σ = 2639962080. Its totient is φ = 669885696.

The previous prime is 1340352151. The next prime is 1340352253. The reversal of 1340352224 is 4222530431.

It is a junction number, because it is equal to n+sod(n) for n = 1340352193 and 1340352202.

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, 79097 + ... + 94535.

It is an arithmetic number, because the mean of its divisors is an integer number (109998420).

Almost surely, 2^1340352224 is an apocalyptic number.

It is an amenable number.

1340352224 is a deficient number, since it is larger than the sum of its proper divisors (1299609856).

1340352224 is a wasteful number, since it uses less digits than its factorization.

1340352224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18162 (or 18154 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 1340352224 is about 36610.8211325559. The cubic root of 1340352224 is about 1102.5703594356.

Adding to 1340352224 its reverse (4222530431), we get a palindrome (5562882655).

The spelling of 1340352224 in words is "one billion, three hundred forty million, three hundred fifty-two thousand, two hundred twenty-four".