2122836946 has 8 divisors (see below), whose sum is σ = 3294057420. Its totient is φ = 1024817808.

The previous prime is 2122836929. The next prime is 2122836977. The reversal of 2122836946 is 6496382212.

It can be written as a sum of positive squares in 2 ways, for example, as 2008025721 + 114811225 = 44811^2 + 10715^2 .

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

It is a super-4 number, since 4×2122836946⁴ (a number of 38 digits) contains 4444 as substring.

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, 18300261 + ... + 18300376.

Almost surely, 2^2122836946 is an apocalyptic number.

2122836946 is a deficient number, since it is larger than the sum of its proper divisors (1171220474).

2122836946 is a wasteful number, since it uses less digits than its factorization.

2122836946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36600668.

The product of its digits is 248832, while the sum is 43.

The square root of 2122836946 is about 46074.2546982585. The cubic root of 2122836946 is about 1285.2044259850.

The spelling of 2122836946 in words is "two billion, one hundred twenty-two million, eight hundred thirty-six thousand, nine hundred forty-six".