6375420 has 36 divisors (see below), whose sum is σ = 19339320. Its totient is φ = 1700064.

The previous prime is 6375403. The next prime is 6375427. The reversal of 6375420 is 245736.

It is a happy number.

6375420 is a `hidden beast` number, since 637 + 5 + 4 + 20 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6375427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17530 + ... + 17889.

Almost surely, 2^6375420 is an apocalyptic number.

6375420 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6375420 is an abundant number, since it is smaller than the sum of its proper divisors (12963900).

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

6375420 is a wasteful number, since it uses less digits than its factorization.

6375420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35434 (or 35429 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 27.

The square root of 6375420 is about 2524.9594056143. The cubic root of 6375420 is about 185.4255603752.

The spelling of 6375420 in words is "six million, three hundred seventy-five thousand, four hundred twenty".