2122906238 has 8 divisors (see below), whose sum is σ = 3191960520. Its totient is φ = 1058919400.

The previous prime is 2122906223. The next prime is 2122906243. The reversal of 2122906238 is 8326092212.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2122906198 and 2122906207.

It is a congruent 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, 1265813 + ... + 1267488.

It is an arithmetic number, because the mean of its divisors is an integer number (398995065).

Almost surely, 2^2122906238 is an apocalyptic number.

2122906238 is a deficient number, since it is larger than the sum of its proper divisors (1069054282).

2122906238 is a wasteful number, since it uses less digits than its factorization.

2122906238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2533722.

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 2122906238 is about 46075.0066521970. The cubic root of 2122906238 is about 1285.2184093821.

The spelling of 2122906238 in words is "two billion, one hundred twenty-two million, nine hundred six thousand, two hundred thirty-eight".