6729625 has 16 divisors (see below), whose sum is σ = 9599616. Its totient is φ = 4614000.

The previous prime is 6729607. The next prime is 6729631. The reversal of 6729625 is 5269276.

It is not a de Polignac number, because 6729625 - 2⁷ = 6729497 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2971 + ... + 4720.

It is an arithmetic number, because the mean of its divisors is an integer number (599976).

Almost surely, 2^6729625 is an apocalyptic number.

It is an amenable number.

6729625 is a deficient number, since it is larger than the sum of its proper divisors (2869991).

6729625 is an equidigital number, since it uses as much as digits as its factorization.

6729625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7713 (or 7703 counting only the distinct ones).

The product of its digits is 45360, while the sum is 37.

The square root of 6729625 is about 2594.1520772692. The cubic root of 6729625 is about 188.7978110831.

It can be divided in two parts, 67 and 29625, that added together give a palindrome (29692).

The spelling of 6729625 in words is "six million, seven hundred twenty-nine thousand, six hundred twenty-five".