2945422 has 16 divisors (see below), whose sum is σ = 4629312. Its totient is φ = 1404000.

The previous prime is 2945417. The next prime is 2945429. The reversal of 2945422 is 2245492.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2945429) 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, 3547 + ... + 4297.

It is an arithmetic number, because the mean of its divisors is an integer number (289332).

2^2945422 is an apocalyptic number.

2945422 is a deficient number, since it is larger than the sum of its proper divisors (1683890).

2945422 is a wasteful number, since it uses less digits than its factorization.

2945422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 843.

The product of its digits is 5760, while the sum is 28.

The square root of 2945422 is about 1716.2231789601. The cubic root of 2945422 is about 143.3449867335.

It can be divided in two parts, 29 and 45422, that added together give a triangular number (45451 = T₃₀₁).

The spelling of 2945422 in words is "two million, nine hundred forty-five thousand, four hundred twenty-two".