6443412 has 24 divisors (see below), whose sum is σ = 15520512. Its totient is φ = 2078400.

The previous prime is 6443407. The next prime is 6443417. The reversal of 6443412 is 2143446.

It is an interprime number because it is at equal distance from previous prime (6443407) and next prime (6443417).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6443417) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8289 + ... + 9032.

It is an arithmetic number, because the mean of its divisors is an integer number (646688).

Almost surely, 2^6443412 is an apocalyptic number.

6443412 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

It is an amenable number.

6443412 is an abundant number, since it is smaller than the sum of its proper divisors (9077100).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6443412 is a wasteful number, since it uses less digits than its factorization.

6443412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17359 (or 17357 counting only the distinct ones).

The product of its digits is 2304, while the sum is 24.

The square root of 6443412 is about 2538.3876772471. The cubic root of 6443412 is about 186.0824007658.

Adding to 6443412 its reverse (2143446), we get a palindrome (8586858).

It can be divided in two parts, 64434 and 12, that added together give a palindrome (64446).

The spelling of 6443412 in words is "six million, four hundred forty-three thousand, four hundred twelve".