6673551 has 4 divisors (see below), whose sum is σ = 8898072. Its totient is φ = 4449032.

The previous prime is 6673547. The next prime is 6673553. The reversal of 6673551 is 1553766.

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

It is a cyclic number.

It is not a de Polignac number, because 6673551 - 2² = 6673547 is a prime.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6673553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1112256 + ... + 1112261.

It is an arithmetic number, because the mean of its divisors is an integer number (2224518).

Almost surely, 2^6673551 is an apocalyptic number.

6673551 is a deficient number, since it is larger than the sum of its proper divisors (2224521).

6673551 is a wasteful number, since it uses less digits than its factorization.

6673551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2224520.

The product of its digits is 18900, while the sum is 33.

The square root of 6673551 is about 2583.3216988985. The cubic root of 6673551 is about 188.2719675463.

The spelling of 6673551 in words is "six million, six hundred seventy-three thousand, five hundred fifty-one".