2340143732 has 24 divisors (see below), whose sum is σ = 4165353192. Its totient is φ = 1150070400.

The previous prime is 2340143731. The next prime is 2340143761. The reversal of 2340143732 is 2373410432.

It can be written as a sum of positive squares in 4 ways, for example, as 81613156 + 2258530576 = 9034^2 + 47524^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2340143695 and 2340143704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2340143731) 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 7 ways as a sum of consecutive naturals, for example, 478982 + ... + 483842.

It is an arithmetic number, because the mean of its divisors is an integer number (173556383).

Almost surely, 2^2340143732 is an apocalyptic number.

It is an amenable number.

2340143732 is a deficient number, since it is larger than the sum of its proper divisors (1825209460).

2340143732 is a wasteful number, since it uses less digits than its factorization.

2340143732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6899 (or 6897 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 29.

The square root of 2340143732 is about 48375.0321136844. The cubic root of 2340143732 is about 1327.6415761372.

The spelling of 2340143732 in words is "two billion, three hundred forty million, one hundred forty-three thousand, seven hundred thirty-two".