2944919 has 2 divisors, whose sum is σ = 2944920. Its totient is φ = 2944918.

The previous prime is 2944913. The next prime is 2944933. The reversal of 2944919 is 9194492.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2944919 is a prime.

It is a super-2 number, since 2×2944919² = 17345095833122, which contains 22 as substring.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2944913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1472459 + 1472460.

It is an arithmetic number, because the mean of its divisors is an integer number (1472460).

2^2944919 is an apocalyptic number.

2944919 is a deficient number, since it is larger than the sum of its proper divisors (1).

2944919 is an equidigital number, since it uses as much as digits as its factorization.

2944919 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23328, while the sum is 38.

The square root of 2944919 is about 1716.0766299906. The cubic root of 2944919 is about 143.3368264277.

The spelling of 2944919 in words is "two million, nine hundred forty-four thousand, nine hundred nineteen".