2146213267 has 8 divisors (see below), whose sum is σ = 2464551360. Its totient is φ = 1848413160.

The previous prime is 2146213249. The next prime is 2146213273. The reversal of 2146213267 is 7623126412.

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

It is a de Polignac number, because none of the positive numbers 2^k-2146213267 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2146213967) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5134273 + ... + 5134690.

It is an arithmetic number, because the mean of its divisors is an integer number (308068920).

Almost surely, 2^2146213267 is an apocalyptic number.

2146213267 is a deficient number, since it is larger than the sum of its proper divisors (318338093).

2146213267 is a wasteful number, since it uses less digits than its factorization.

2146213267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10268993.

The product of its digits is 24192, while the sum is 34.

The square root of 2146213267 is about 46327.2410898814. The cubic root of 2146213267 is about 1289.9046996080.

Adding to 2146213267 its reverse (7623126412), we get a palindrome (9769339679).

The spelling of 2146213267 in words is "two billion, one hundred forty-six million, two hundred thirteen thousand, two hundred sixty-seven".