1340934268 has 12 divisors (see below), whose sum is σ = 2346895152. Its totient is φ = 670392800.

The previous prime is 1340934263. The next prime is 1340934307. The reversal of 1340934268 is 8624390431.

It is a happy number.

It is a super-2 number, since 2×1340934268² = 3596209422193391648, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1340934268.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1340934263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50721 + ... + 72487.

It is an arithmetic number, because the mean of its divisors is an integer number (195574596).

Almost surely, 2^1340934268 is an apocalyptic number.

It is an amenable number.

1340934268 is a deficient number, since it is larger than the sum of its proper divisors (1005960884).

1340934268 is a wasteful number, since it uses less digits than its factorization.

1340934268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37172 (or 37170 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 40.

The square root of 1340934268 is about 36618.7693403260. The cubic root of 1340934268 is about 1102.7299323153.

The spelling of 1340934268 in words is "one billion, three hundred forty million, nine hundred thirty-four thousand, two hundred sixty-eight".