6423378 has 16 divisors (see below), whose sum is σ = 13835136. Its totient is φ = 1976400.

The previous prime is 6423377. The next prime is 6423401. The reversal of 6423378 is 8733246.

It is not an unprimeable number, because it can be changed into a prime (6423377) 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, 41098 + ... + 41253.

It is an arithmetic number, because the mean of its divisors is an integer number (864696).

Almost surely, 2^6423378 is an apocalyptic number.

6423378 is an abundant number, since it is smaller than the sum of its proper divisors (7411758).

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

6423378 is a wasteful number, since it uses less digits than its factorization.

6423378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82369.

The product of its digits is 24192, while the sum is 33.

The square root of 6423378 is about 2534.4383993303. The cubic root of 6423378 is about 185.8893433606.

The spelling of 6423378 in words is "six million, four hundred twenty-three thousand, three hundred seventy-eight".