422804003 has 2 divisors, whose sum is σ = 422804004. Its totient is φ = 422804002.

The previous prime is 422803999. The next prime is 422804027. The reversal of 422804003 is 300408224.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 422804003 - 2² = 422803999 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 422804003.

It is not a weakly prime, because it can be changed into another prime (422800003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211402001 + 211402002.

It is an arithmetic number, because the mean of its divisors is an integer number (211402002).

Almost surely, 2^422804003 is an apocalyptic number.

422804003 is a deficient number, since it is larger than the sum of its proper divisors (1).

422804003 is an equidigital number, since it uses as much as digits as its factorization.

422804003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 422804003 is about 20562.1983990039. The cubic root of 422804003 is about 750.5501166931.

The spelling of 422804003 in words is "four hundred twenty-two million, eight hundred four thousand, three".