1340712210 has 32 divisors (see below), whose sum is σ = 3265739712. Its totient is φ = 352186560.

The previous prime is 1340712199. The next prime is 1340712223. The reversal of 1340712210 is 122170431.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 331501 + ... + 335520.

It is an arithmetic number, because the mean of its divisors is an integer number (102054366).

Almost surely, 2^1340712210 is an apocalyptic number.

1340712210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1340712210 is an abundant number, since it is smaller than the sum of its proper divisors (1925027502).

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

1340712210 is a wasteful number, since it uses less digits than its factorization.

1340712210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 667098.

The product of its (nonzero) digits is 336, while the sum is 21.

The square root of 1340712210 is about 36615.7371904486. The cubic root of 1340712210 is about 1102.6690584586.

Adding to 1340712210 its reverse (122170431), we get a palindrome (1462882641).

The spelling of 1340712210 in words is "one billion, three hundred forty million, seven hundred twelve thousand, two hundred ten".