1340223230 has 8 divisors (see below), whose sum is σ = 2412401832. Its totient is φ = 536089288.

The previous prime is 1340223163. The next prime is 1340223239. The reversal of 1340223230 is 323220431.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1340223239) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67011152 + ... + 67011171.

It is an arithmetic number, because the mean of its divisors is an integer number (301550229).

Almost surely, 2^1340223230 is an apocalyptic number.

1340223230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1340223230 is a deficient number, since it is larger than the sum of its proper divisors (1072178602).

1340223230 is a wasteful number, since it uses less digits than its factorization.

1340223230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134022330.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 1340223230 is about 36609.0593979141. The cubic root of 1340223230 is about 1102.5349882545.

Adding to 1340223230 its reverse (323220431), we get a palindrome (1663443661).

The spelling of 1340223230 in words is "one billion, three hundred forty million, two hundred twenty-three thousand, two hundred thirty".