1340610236 has 48 divisors (see below), whose sum is σ = 2733808896. Its totient is φ = 563359104.

The previous prime is 1340610217. The next prime is 1340610239. The reversal of 1340610236 is 6320160431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1340610239) 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 15 ways as a sum of consecutive naturals, for example, 435575 + ... + 438641.

It is an arithmetic number, because the mean of its divisors is an integer number (56954352).

Almost surely, 2^1340610236 is an apocalyptic number.

It is an amenable number.

1340610236 is an abundant number, since it is smaller than the sum of its proper divisors (1393198660).

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

1340610236 is a wasteful number, since it uses less digits than its factorization.

1340610236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3378 (or 3376 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 1340610236 is about 36614.3446752772. The cubic root of 1340610236 is about 1102.6411015701.

Adding to 1340610236 its reverse (6320160431), we get a palindrome (7660770667).

The spelling of 1340610236 in words is "one billion, three hundred forty million, six hundred ten thousand, two hundred thirty-six".