632404406 has 8 divisors (see below), whose sum is σ = 952678584. Its totient is φ = 314844880.

The previous prime is 632404393. The next prime is 632404439. The reversal of 632404406 is 604404236.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 678080 + ... + 679011.

It is an arithmetic number, because the mean of its divisors is an integer number (119084823).

Almost surely, 2^632404406 is an apocalyptic number.

632404406 is a deficient number, since it is larger than the sum of its proper divisors (320274178).

632404406 is a wasteful number, since it uses less digits than its factorization.

632404406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1357326.

The product of its (nonzero) digits is 13824, while the sum is 29.

The square root of 632404406 is about 25147.6520971641. The cubic root of 632404406 is about 858.3510887415.

The spelling of 632404406 in words is "six hundred thirty-two million, four hundred four thousand, four hundred six".