6723625 has 24 divisors (see below), whose sum is σ = 8915400. Its totient is φ = 5061600.

The previous prime is 6723623. The next prime is 6723637. The reversal of 6723625 is 5263276.

It can be written as a sum of positive squares in 4 ways, for example, as 1172889 + 5550736 = 1083^2 + 2356^2 .

It is not a de Polignac number, because 6723625 - 2¹ = 6723623 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6723623) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45051 + ... + 45199.

It is an arithmetic number, because the mean of its divisors is an integer number (371475).

Almost surely, 2^6723625 is an apocalyptic number.

It is an amenable number.

6723625 is a deficient number, since it is larger than the sum of its proper divisors (2191775).

6723625 is a wasteful number, since it uses less digits than its factorization.

6723625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202 (or 173 counting only the distinct ones).

The product of its digits is 15120, while the sum is 31.

The square root of 6723625 is about 2592.9953721517. The cubic root of 6723625 is about 188.7416849399.

The spelling of 6723625 in words is "six million, seven hundred twenty-three thousand, six hundred twenty-five".