2944557 has 36 divisors (see below), whose sum is σ = 5406336. Its totient is φ = 1527120.

The previous prime is 2944547. The next prime is 2944561. The reversal of 2944557 is 7554492.

It is not a de Polignac number, because 2944557 - 2⁶ = 2944493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2944507) 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 35 ways as a sum of consecutive naturals, for example, 4548 + ... + 5154.

It is an arithmetic number, because the mean of its divisors is an integer number (150176).

2^2944557 is an apocalyptic number.

It is an amenable number.

2944557 is a deficient number, since it is larger than the sum of its proper divisors (2461779).

2944557 is a wasteful number, since it uses less digits than its factorization.

2944557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 638 (or 628 counting only the distinct ones).

The product of its digits is 50400, while the sum is 36.

The square root of 2944557 is about 1715.9711536037. The cubic root of 2944557 is about 143.3309530282.

It can be divided in two parts, 294 and 4557, that added together give a triangular number (4851 = T₉₈).

The spelling of 2944557 in words is "two million, nine hundred forty-four thousand, five hundred fifty-seven".