406203968 has 28 divisors (see below), whose sum is σ = 807061632. Its totient is φ = 202849920.

The previous prime is 406203911. The next prime is 406203971. The reversal of 406203968 is 869302604.

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, 54821 + ... + 61787.

Almost surely, 2^406203968 is an apocalyptic number.

It is an amenable number.

406203968 is a deficient number, since it is larger than the sum of its proper divisors (400857664).

406203968 is an equidigital number, since it uses as much as digits as its factorization.

406203968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7890 (or 7880 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 38.

The square root of 406203968 is about 20154.5024250166. The cubic root of 406203968 is about 740.5960427900.

The spelling of 406203968 in words is "four hundred six million, two hundred three thousand, nine hundred sixty-eight".