2123434298 has 8 divisors (see below), whose sum is σ = 3185772660. Its totient is φ = 1061510080.

The previous prime is 2123434289. The next prime is 2123434309. The reversal of 2123434298 is 8924343212.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2089129849 + 34304449 = 45707^2 + 5857^2 .

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

It is a Curzon number.

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, 90383 + ... + 111426.

Almost surely, 2^2123434298 is an apocalyptic number.

2123434298 is a deficient number, since it is larger than the sum of its proper divisors (1062338362).

2123434298 is a wasteful number, since it uses less digits than its factorization.

2123434298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207072.

The product of its digits is 82944, while the sum is 38.

The square root of 2123434298 is about 46080.7367345619. The cubic root of 2123434298 is about 1285.3249639655.

The spelling of 2123434298 in words is "two billion, one hundred twenty-three million, four hundred thirty-four thousand, two hundred ninety-eight".