2644050434 has 4 divisors (see below), whose sum is σ = 3966075654. Its totient is φ = 1322025216.

The previous prime is 2644050397. The next prime is 2644050449. The reversal of 2644050434 is 4340504462.

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., 2605796209 + 38254225 = 51047^2 + 6185^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2644050434.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661012607 + ... + 661012610.

Almost surely, 2^2644050434 is an apocalyptic number.

2644050434 is a deficient number, since it is larger than the sum of its proper divisors (1322025220).

2644050434 is a wasteful number, since it uses less digits than its factorization.

2644050434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1322025219.

The product of its (nonzero) digits is 46080, while the sum is 32.

The square root of 2644050434 is about 51420.3309402030. The cubic root of 2644050434 is about 1382.7911083932.

Adding to 2644050434 its reverse (4340504462), we get a palindrome (6984554896).

The spelling of 2644050434 in words is "two billion, six hundred forty-four million, fifty thousand, four hundred thirty-four".