1340533230 has 48 divisors (see below), whose sum is σ = 3247930224. Its totient is φ = 354101760.

The previous prime is 1340533223. The next prime is 1340533267. The reversal of 1340533230 is 323350431.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1340533230.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 354550 + ... + 358310.

It is an arithmetic number, because the mean of its divisors is an integer number (67665213).

Almost surely, 2^1340533230 is an apocalyptic number.

1340533230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1340533230 is an abundant number, since it is smaller than the sum of its proper divisors (1907396994).

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

1340533230 is a wasteful number, since it uses less digits than its factorization.

1340533230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3989 (or 3880 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 24.

The square root of 1340533230 is about 36613.2930777880. The cubic root of 1340533230 is about 1102.6199888946.

Adding to 1340533230 its reverse (323350431), we get a palindrome (1663883661).

The spelling of 1340533230 in words is "one billion, three hundred forty million, five hundred thirty-three thousand, two hundred thirty".