6404466226 has 4 divisors (see below), whose sum is σ = 9606699342. Its totient is φ = 3202233112.

The previous prime is 6404466221. The next prime is 6404466269. The reversal of 6404466226 is 6226644046.

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

It can be written as a sum of positive squares in only one way, i.e., 4027806225 + 2376660001 = 63465^2 + 48751^2 .

It is not an unprimeable number, because it can be changed into a prime (6404466221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1601116555 + ... + 1601116558.

Almost surely, 2^6404466226 is an apocalyptic number.

6404466226 is a deficient number, since it is larger than the sum of its proper divisors (3202233116).

6404466226 is a wasteful number, since it uses less digits than its factorization.

6404466226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3202233115.

The product of its (nonzero) digits is 331776, while the sum is 40.

The square root of 6404466226 is about 80027.9090442828. The cubic root of 6404466226 is about 1857.0673160364.

The spelling of 6404466226 in words is "six billion, four hundred four million, four hundred sixty-six thousand, two hundred twenty-six".