6376638 has 16 divisors (see below), whose sum is σ = 13165056. Its totient is φ = 2056920.

The previous prime is 6376637. The next prime is 6376639. The reversal of 6376638 is 8366736.

It is a happy number.

6376638 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (6376637) and next prime (6376639).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 6376596 and 6376605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6376633) 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, 16956 + ... + 17327.

It is an arithmetic number, because the mean of its divisors is an integer number (822816).

Almost surely, 2^6376638 is an apocalyptic number.

6376638 is an abundant number, since it is smaller than the sum of its proper divisors (6788418).

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

6376638 is a wasteful number, since it uses less digits than its factorization.

6376638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34319.

The product of its digits is 108864, while the sum is 39.

The square root of 6376638 is about 2525.2005860921. The cubic root of 6376638 is about 185.4373679085.

The spelling of 6376638 in words is "six million, three hundred seventy-six thousand, six hundred thirty-eight".