2043542330 has 8 divisors (see below), whose sum is σ = 3678376212. Its totient is φ = 817416928.

The previous prime is 2043542327. The next prime is 2043542401. The reversal of 2043542330 is 332453402.

It can be written as a sum of positive squares in 2 ways, for example, as 1835865409 + 207676921 = 42847^2 + 14411^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2043542330.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102177107 + ... + 102177126.

Almost surely, 2^2043542330 is an apocalyptic number.

2043542330 is a deficient number, since it is larger than the sum of its proper divisors (1634833882).

2043542330 is a wasteful number, since it uses less digits than its factorization.

2043542330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204354240.

The product of its (nonzero) digits is 8640, while the sum is 26.

The square root of 2043542330 is about 45205.5564062649. The cubic root of 2043542330 is about 1268.9988037868.

Adding to 2043542330 its reverse (332453402), we get a palindrome (2375995732).

The spelling of 2043542330 in words is "two billion, forty-three million, five hundred forty-two thousand, three hundred thirty".