4223007 has 18 divisors (see below), whose sum is σ = 6383832. Its totient is φ = 2689896.

The previous prime is 4223003. The next prime is 4223027. The reversal of 4223007 is 7003224.

It is a happy number.

It is not a de Polignac number, because 4223007 - 2² = 4223003 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4223003) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 4318 + ... + 5204.

Almost surely, 2^4223007 is an apocalyptic number.

4223007 is a deficient number, since it is larger than the sum of its proper divisors (2160825).

4223007 is a wasteful number, since it uses less digits than its factorization.

4223007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 939 (or 913 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 18.

The square root of 4223007 is about 2054.9956204333. The cubic root of 4223007 is about 161.6369326878.

Adding to 4223007 its sum of digits (18), we get a square (4223025 = 2055²).

The spelling of 4223007 in words is "four million, two hundred twenty-three thousand, seven".