6404130233 has 4 divisors (see below), whose sum is σ = 6624962340. Its totient is φ = 6183298128.

The previous prime is 6404130221. The next prime is 6404130251. The reversal of 6404130233 is 3320314046.

It is a happy number.

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 3158777209 + 3245353024 = 56203^2 + 56968^2 .

It is a cyclic number.

It is not a de Polignac number, because 6404130233 - 2²⁴ = 6387353017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6404130263) 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, 110416010 + ... + 110416067.

It is an arithmetic number, because the mean of its divisors is an integer number (1656240585).

Almost surely, 2^6404130233 is an apocalyptic number.

It is an amenable number.

6404130233 is a deficient number, since it is larger than the sum of its proper divisors (220832107).

6404130233 is a wasteful number, since it uses less digits than its factorization.

6404130233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220832106.

The product of its (nonzero) digits is 5184, while the sum is 26.

The square root of 6404130233 is about 80025.8097928412. The cubic root of 6404130233 is about 1857.0348401303.

Adding to 6404130233 its reverse (3320314046), we get a palindrome (9724444279).

The spelling of 6404130233 in words is "six billion, four hundred four million, one hundred thirty thousand, two hundred thirty-three".