2644050394 has 16 divisors (see below), whose sum is σ = 4076081856. Its totient is φ = 1285567200.

The previous prime is 2644050391. The next prime is 2644050397. The reversal of 2644050394 is 4930504462.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2644050391) and next prime (2644050397).

It is not an unprimeable number, because it can be changed into a prime (2644050391) 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, 27342 + ... + 77689.

It is an arithmetic number, because the mean of its divisors is an integer number (254755116).

Almost surely, 2^2644050394 is an apocalyptic number.

2644050394 is a deficient number, since it is larger than the sum of its proper divisors (1432031462).

2644050394 is a wasteful number, since it uses less digits than its factorization.

2644050394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105381.

The product of its (nonzero) digits is 103680, while the sum is 37.

The square root of 2644050394 is about 51420.3305512518. The cubic root of 2644050394 is about 1382.7911014201.

The spelling of 2644050394 in words is "two billion, six hundred forty-four million, fifty thousand, three hundred ninety-four".