6730653 has 4 divisors (see below), whose sum is σ = 8974208. Its totient is φ = 4487100.

The previous prime is 6730637. The next prime is 6730663. The reversal of 6730653 is 3560376.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 6730653 - 2⁴ = 6730637 is a prime.

It is a D-number.

It is a Duffinian number.

6730653 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 6730653.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6730613) 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, 1121773 + ... + 1121778.

It is an arithmetic number, because the mean of its divisors is an integer number (2243552).

Almost surely, 2^6730653 is an apocalyptic number.

It is an amenable number.

6730653 is a deficient number, since it is larger than the sum of its proper divisors (2243555).

6730653 is a wasteful number, since it uses less digits than its factorization.

6730653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2243554.

The product of its (nonzero) digits is 11340, while the sum is 30.

The square root of 6730653 is about 2594.3502076628. The cubic root of 6730653 is about 188.8074240144.

The spelling of 6730653 in words is "six million, seven hundred thirty thousand, six hundred fifty-three".