2340421353 has 24 divisors (see below), whose sum is σ = 3563928576. Its totient is φ = 1477814400.

The previous prime is 2340421337. The next prime is 2340421357. The reversal of 2340421353 is 3531240432.

2340421353 is a `hidden beast` number, since 234 + 0 + 421 + 3 + 5 + 3 = 666.

It is not a de Polignac number, because 2340421353 - 2⁴ = 2340421337 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2340421357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 76128 + ... + 102353.

It is an arithmetic number, because the mean of its divisors is an integer number (148497024).

Almost surely, 2^2340421353 is an apocalyptic number.

It is an amenable number.

2340421353 is a deficient number, since it is larger than the sum of its proper divisors (1223507223).

2340421353 is a wasteful number, since it uses less digits than its factorization.

2340421353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178565 (or 178562 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

The square root of 2340421353 is about 48377.9014943807. The cubic root of 2340421353 is about 1327.6940752782.

Adding to 2340421353 its reverse (3531240432), we get a palindrome (5871661785).

The spelling of 2340421353 in words is "two billion, three hundred forty million, four hundred twenty-one thousand, three hundred fifty-three".