633344406 has 8 divisors (see below), whose sum is σ = 1266688824. Its totient is φ = 211114800.

The previous prime is 633344359. The next prime is 633344417. The reversal of 633344406 is 604443336.

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

633344406 is an admirable number.

It is a super-2 number, since 2×633344406² = 802250273222985672, which contains 22 as substring.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

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, 52778695 + ... + 52778706.

It is an arithmetic number, because the mean of its divisors is an integer number (158336103).

Almost surely, 2^633344406 is an apocalyptic number.

633344406 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

633344406 is a wasteful number, since it uses less digits than its factorization.

633344406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105557406.

The product of its (nonzero) digits is 62208, while the sum is 33.

The square root of 633344406 is about 25166.3347748535. The cubic root of 633344406 is about 858.7761598831.

The spelling of 633344406 in words is "six hundred thirty-three million, three hundred forty-four thousand, four hundred six".