6375869 has 4 divisors (see below), whose sum is σ = 6531420. Its totient is φ = 6220320.

The previous prime is 6375851. The next prime is 6375931. The reversal of 6375869 is 9685736.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1923769 + 4452100 = 1387^2 + 2110^2 .

It is a cyclic number.

It is not a de Polignac number, because 6375869 - 2¹² = 6371773 is a prime.

It is a super-2 number, since 2×6375869² = 81303411010322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6375829) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77714 + ... + 77795.

It is an arithmetic number, because the mean of its divisors is an integer number (1632855).

Almost surely, 2^6375869 is an apocalyptic number.

It is an amenable number.

6375869 is a deficient number, since it is larger than the sum of its proper divisors (155551).

6375869 is a wasteful number, since it uses less digits than its factorization.

6375869 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155550.

The product of its digits is 272160, while the sum is 44.

The square root of 6375869 is about 2525.0483163694. The cubic root of 6375869 is about 185.4299132451.

The spelling of 6375869 in words is "six million, three hundred seventy-five thousand, eight hundred sixty-nine".