2140204324 has 12 divisors (see below), whose sum is σ = 3965672844. Its totient is φ = 1007154944.

The previous prime is 2140204309. The next prime is 2140204373. The reversal of 2140204324 is 4234020412.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1872292900 + 267911424 = 43270^2 + 16368^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2140204295 and 2140204304.

It is an unprimeable number.

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, 15736729 + ... + 15736864.

It is an arithmetic number, because the mean of its divisors is an integer number (330472737).

Almost surely, 2^2140204324 is an apocalyptic number.

It is an amenable number.

2140204324 is a deficient number, since it is larger than the sum of its proper divisors (1825468520).

2140204324 is a wasteful number, since it uses less digits than its factorization.

2140204324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31473614 (or 31473612 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 2140204324 is about 46262.3423963811. The cubic root of 2140204324 is about 1288.6997543068.

Adding to 2140204324 its reverse (4234020412), we get a palindrome (6374224736).

The spelling of 2140204324 in words is "two billion, one hundred forty million, two hundred four thousand, three hundred twenty-four".