6501233 has 4 divisors (see below), whose sum is σ = 6676980. Its totient is φ = 6325488.

The previous prime is 6501221. The next prime is 6501239. The reversal of 6501233 is 3321056.

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

It can be written as a sum of positive squares in 2 ways, for example, as 4092529 + 2408704 = 2023^2 + 1552^2 .

It is a cyclic number.

It is not a de Polignac number, because 6501233 - 2⁴ = 6501217 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6501239) 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, 87818 + ... + 87891.

It is an arithmetic number, because the mean of its divisors is an integer number (1669245).

Almost surely, 2^6501233 is an apocalyptic number.

It is an amenable number.

6501233 is a deficient number, since it is larger than the sum of its proper divisors (175747).

6501233 is a wasteful number, since it uses less digits than its factorization.

6501233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175746.

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 6501233 is about 2549.7515565247. The cubic root of 6501233 is about 186.6373575724.

Adding to 6501233 its reverse (3321056), we get a palindrome (9822289).

The spelling of 6501233 in words is "six million, five hundred one thousand, two hundred thirty-three".