2944457 has 4 divisors (see below), whose sum is σ = 3046020. Its totient is φ = 2842896.

The previous prime is 2944439. The next prime is 2944463. The reversal of 2944457 is 7544492.

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

It can be written as a sum of positive squares in 2 ways, for example, as 839056 + 2105401 = 916^2 + 1451^2 .

It is a cyclic number.

It is not a de Polignac number, because 2944457 - 2¹⁶ = 2878921 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2944427) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 50738 + ... + 50795.

It is an arithmetic number, because the mean of its divisors is an integer number (761505).

2^2944457 is an apocalyptic number.

It is an amenable number.

2944457 is a deficient number, since it is larger than the sum of its proper divisors (101563).

2944457 is a wasteful number, since it uses less digits than its factorization.

2944457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101562.

The product of its digits is 40320, while the sum is 35.

The square root of 2944457 is about 1715.9420153373. The cubic root of 2944457 is about 143.3293304573.

Adding to 2944457 its sum of digits (35), we get a palindrome (2944492).

The spelling of 2944457 in words is "two million, nine hundred forty-four thousand, four hundred fifty-seven".