4230945 has 24 divisors (see below), whose sum is σ = 7390656. Its totient is φ = 2239008.

The previous prime is 4230929. The next prime is 4230953. The reversal of 4230945 is 5490324.

It is not a de Polignac number, because 4230945 - 2⁴ = 4230929 is a prime.

It is a d-powerful number, because it can be written as 4² + 2¹⁵ + 3 + 0 + 9³ + 4¹¹ + 5⁵ .

It is a Curzon number.

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, 7234 + ... + 7796.

It is an arithmetic number, because the mean of its divisors is an integer number (307944).

Almost surely, 2^4230945 is an apocalyptic number.

4230945 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4230945 is a deficient number, since it is larger than the sum of its proper divisors (3159711).

4230945 is a wasteful number, since it uses less digits than its factorization.

4230945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 741 (or 738 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 4230945 is about 2056.9261046523. The cubic root of 4230945 is about 161.7381457868.

The spelling of 4230945 in words is "four million, two hundred thirty thousand, nine hundred forty-five".