4212423 has 12 divisors (see below), whose sum is σ = 6188520. Its totient is φ = 2760336.

The previous prime is 4212421. The next prime is 4212431. The reversal of 4212423 is 3242124.

4212423 is a `hidden beast` number, since 421 + 242 + 3 = 666.

It is not a de Polignac number, because 4212423 - 2¹ = 4212421 is a prime.

4212423 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 4212396 and 4212405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4212421) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3436 + ... + 4497.

It is an arithmetic number, because the mean of its divisors is an integer number (515710).

Almost surely, 2^4212423 is an apocalyptic number.

4212423 is a deficient number, since it is larger than the sum of its proper divisors (1976097).

4212423 is a wasteful number, since it uses less digits than its factorization.

4212423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7998 (or 7995 counting only the distinct ones).

The product of its digits is 384, while the sum is 18.

The square root of 4212423 is about 2052.4188169085. The cubic root of 4212423 is about 161.5017843994.

Adding to 4212423 its reverse (3242124), we get a palindrome (7454547).

Subtracting from 4212423 its reverse (3242124), we obtain a cube (970299 = 99³).

The spelling of 4212423 in words is "four million, two hundred twelve thousand, four hundred twenty-three".