2922745 has 16 divisors (see below), whose sum is σ = 4049280. Its totient is φ = 1983744.

The previous prime is 2922743. The next prime is 2922749. The reversal of 2922745 is 5472292.

2922745 = T₃₄ + T₃₅ + ... + T₂₅₉.

It is not a de Polignac number, because 2922745 - 2¹ = 2922743 is a prime.

It is a d-powerful number, because it can be written as 2⁸ + 9² + 2¹⁰ + 2²¹ + 7⁷ + 4³ + 5⁴ .

It is not an unprimeable number, because it can be changed into a prime (2922743) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3586 + ... + 4324.

It is an arithmetic number, because the mean of its divisors is an integer number (253080).

2^2922745 is an apocalyptic number.

It is an amenable number.

2922745 is a deficient number, since it is larger than the sum of its proper divisors (1126535).

2922745 is a wasteful number, since it uses less digits than its factorization.

2922745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 864.

The product of its digits is 10080, while the sum is 31.

The square root of 2922745 is about 1709.6037552603. The cubic root of 2922745 is about 142.9761643810.

The spelling of 2922745 in words is "two million, nine hundred twenty-two thousand, seven hundred forty-five".