6672531 has 8 divisors (see below), whose sum is σ = 8923600. Its totient is φ = 4434912.

The previous prime is 6672529. The next prime is 6672557. The reversal of 6672531 is 1352766.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6672531 - 2¹ = 6672529 is a prime.

It is a super-2 number, since 2×6672531² = 89045339891922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6672571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2140 + ... + 4233.

It is an arithmetic number, because the mean of its divisors is an integer number (1115450).

Almost surely, 2^6672531 is an apocalyptic number.

6672531 is a deficient number, since it is larger than the sum of its proper divisors (2251069).

6672531 is a wasteful number, since it uses less digits than its factorization.

6672531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6725.

The product of its digits is 7560, while the sum is 30.

The square root of 6672531 is about 2583.1242711105. The cubic root of 6672531 is about 188.2623750923.

The spelling of 6672531 in words is "six million, six hundred seventy-two thousand, five hundred thirty-one".