406424196238 has 8 divisors (see below), whose sum is σ = 609651723240. Its totient is φ = 203206955160.

The previous prime is 406424196223. The next prime is 406424196263. The reversal of 406424196238 is 832691424604.

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

It is a junction number, because it is equal to n+sod(n) for n = 406424196191 and 406424196200.

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, 2471928 + ... + 2631211.

It is an arithmetic number, because the mean of its divisors is an integer number (76206465405).

Almost surely, 2^406424196238 is an apocalyptic number.

406424196238 is a deficient number, since it is larger than the sum of its proper divisors (203227527002).

406424196238 is a wasteful number, since it uses less digits than its factorization.

406424196238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5142962.

The product of its (nonzero) digits is 1990656, while the sum is 49.

The spelling of 406424196238 in words is "four hundred six billion, four hundred twenty-four million, one hundred ninety-six thousand, two hundred thirty-eight".