6423450 has 96 divisors (see below), whose sum is σ = 18480960. Its totient is φ = 1459200.

The previous prime is 6423449. The next prime is 6423481. The reversal of 6423450 is 543246.

It is a self number, because there is not a number n which added to its sum of digits gives 6423450.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 27936 + ... + 28164.

It is an arithmetic number, because the mean of its divisors is an integer number (192510).

Almost surely, 2^6423450 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6423450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9240480).

6423450 is an abundant number, since it is smaller than the sum of its proper divisors (12057510).

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

6423450 is a wasteful number, since it uses less digits than its factorization.

6423450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272 (or 267 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 6423450 is about 2534.4526036208. The cubic root of 6423450 is about 185.8900379059.

Adding to 6423450 its reverse (543246), we get a palindrome (6966696).

The spelling of 6423450 in words is "six million, four hundred twenty-three thousand, four hundred fifty".