6370669 has 4 divisors (see below), whose sum is σ = 6436444. Its totient is φ = 6304896.

The previous prime is 6370667. The next prime is 6370739. The reversal of 6370669 is 9660736.

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 1855044 + 4515625 = 1362^2 + 2125^2 .

It is a cyclic number.

It is not a de Polignac number, because 6370669 - 2¹ = 6370667 is a prime.

It is a super-2 number, since 2×6370669² = 81170847015122, which contains 22 as substring.

It is a Duffinian number.

6370669 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6370667) 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, 32742 + ... + 32935.

It is an arithmetic number, because the mean of its divisors is an integer number (1609111).

Almost surely, 2^6370669 is an apocalyptic number.

It is an amenable number.

6370669 is a deficient number, since it is larger than the sum of its proper divisors (65775).

6370669 is an equidigital number, since it uses as much as digits as its factorization.

6370669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65774.

The product of its (nonzero) digits is 40824, while the sum is 37.

The square root of 6370669 is about 2524.0184230706. The cubic root of 6370669 is about 185.3794888610.

The spelling of 6370669 in words is "six million, three hundred seventy thousand, six hundred sixty-nine".