2643067226 has 4 divisors (see below), whose sum is σ = 3964600842. Its totient is φ = 1321533612.

The previous prime is 2643067199. The next prime is 2643067247. The reversal of 2643067226 is 6227603462.

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

It can be written as a sum of positive squares in only one way, i.e., 2516527225 + 126540001 = 50165^2 + 11249^2 .

It is a super-2 number, since 2×2643067226² = 13971608722310670152, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2643067226.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 660766805 + ... + 660766808.

Almost surely, 2^2643067226 is an apocalyptic number.

2643067226 is a deficient number, since it is larger than the sum of its proper divisors (1321533616).

2643067226 is a wasteful number, since it uses less digits than its factorization.

2643067226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1321533615.

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

The square root of 2643067226 is about 51410.7695526920. The cubic root of 2643067226 is about 1382.6196870745.

The spelling of 2643067226 in words is "two billion, six hundred forty-three million, sixty-seven thousand, two hundred twenty-six".