6523331 has 4 divisors (see below), whose sum is σ = 6535032. Its totient is φ = 6511632.

The previous prime is 6523313. The next prime is 6523337. The reversal of 6523331 is 1333256.

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 6523331 - 2²² = 2329027 is a prime.

It is a super-2 number, since 2×6523331² = 85107694671122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6523297 and 6523306.

It is not an unprimeable number, because it can be changed into a prime (6523337) 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 3 ways as a sum of consecutive naturals, for example, 4970 + ... + 6143.

It is an arithmetic number, because the mean of its divisors is an integer number (1633758).

Almost surely, 2^6523331 is an apocalyptic number.

6523331 is a deficient number, since it is larger than the sum of its proper divisors (11701).

6523331 is a wasteful number, since it uses less digits than its factorization.

6523331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11700.

The product of its digits is 1620, while the sum is 23.

The square root of 6523331 is about 2554.0812438135. The cubic root of 6523331 is about 186.8485815161.

Adding to 6523331 its reverse (1333256), we get a palindrome (7856587).

The spelling of 6523331 in words is "six million, five hundred twenty-three thousand, three hundred thirty-one".