4212439 has 16 divisors (see below), whose sum is σ = 5296896. Its totient is φ = 3254400.

The previous prime is 4212437. The next prime is 4212443. The reversal of 4212439 is 9342124.

It is a cyclic number.

It is not a de Polignac number, because 4212439 - 2¹ = 4212437 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4212431) 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, 17359 + ... + 17599.

It is an arithmetic number, because the mean of its divisors is an integer number (331056).

Almost surely, 2^4212439 is an apocalyptic number.

4212439 is a deficient number, since it is larger than the sum of its proper divisors (1084457).

4212439 is a wasteful number, since it uses less digits than its factorization.

4212439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 486.

The product of its digits is 1728, while the sum is 25.

The square root of 4212439 is about 2052.4227147447. The cubic root of 4212439 is about 161.5019888760.

The spelling of 4212439 in words is "four million, two hundred twelve thousand, four hundred thirty-nine".