1340346206 has 16 divisors (see below), whose sum is σ = 2146725504. Its totient is φ = 626126424.

The previous prime is 1340346199. The next prime is 1340346221. The reversal of 1340346206 is 6026430431.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 336836 + ... + 340791.

It is an arithmetic number, because the mean of its divisors is an integer number (134170344).

Almost surely, 2^1340346206 is an apocalyptic number.

1340346206 is a deficient number, since it is larger than the sum of its proper divisors (806379298).

1340346206 is a wasteful number, since it uses less digits than its factorization.

1340346206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 677695.

The product of its (nonzero) digits is 10368, while the sum is 29.

The square root of 1340346206 is about 36610.7389436488. The cubic root of 1340346206 is about 1102.5687093026.

Adding to 1340346206 its reverse (6026430431), we get a palindrome (7366776637).

The spelling of 1340346206 in words is "one billion, three hundred forty million, three hundred forty-six thousand, two hundred six".