2022345 has 24 divisors (see below), whose sum is σ = 3776136. Its totient is φ = 995328.

The previous prime is 2022331. The next prime is 2022359. The reversal of 2022345 is 5432202.

It is an interprime number because it is at equal distance from previous prime (2022331) and next prime (2022359).

It can be written as a sum of positive squares in 4 ways, for example, as 84681 + 1937664 = 291^2 + 1392^2 .

It is not a de Polignac number, because 2022345 - 2⁴ = 2022329 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1144 + ... + 2313.

It is an arithmetic number, because the mean of its divisors is an integer number (157339).

2^2022345 is an apocalyptic number.

It is an amenable number.

2022345 is a deficient number, since it is larger than the sum of its proper divisors (1753791).

2022345 is a wasteful number, since it uses less digits than its factorization.

2022345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3481 (or 3478 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 2022345 is about 1422.0917691907. The cubic root of 2022345 is about 126.4595839162.

Adding to 2022345 its reverse (5432202), we get a palindrome (7454547).

The spelling of 2022345 in words is "two million, twenty-two thousand, three hundred forty-five".