2643342167 has 4 divisors (see below), whose sum is σ = 2645050200. Its totient is φ = 2641634136.

The previous prime is 2643342161. The next prime is 2643342179. The reversal of 2643342167 is 7612433462.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2643342167 - 2⁶ = 2643342103 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2643342167.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2643342161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 851693 + ... + 854790.

It is an arithmetic number, because the mean of its divisors is an integer number (661262550).

Almost surely, 2^2643342167 is an apocalyptic number.

2643342167 is a deficient number, since it is larger than the sum of its proper divisors (1708033).

2643342167 is a wasteful number, since it uses less digits than its factorization.

2643342167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1708032.

The product of its digits is 145152, while the sum is 38.

The square root of 2643342167 is about 51413.4434462427. The cubic root of 2643342167 is about 1382.6676270405.

The spelling of 2643342167 in words is "two billion, six hundred forty-three million, three hundred forty-two thousand, one hundred sixty-seven".