423320001 has 16 divisors (see below), whose sum is σ = 608462400. Its totient is φ = 260239680.

The previous prime is 423319937. The next prime is 423320017. The reversal of 423320001 is 100023324.

It is not a de Polignac number, because 423320001 - 2⁶ = 423319937 is a prime.

It is not an unprimeable number, because it can be changed into a prime (423320041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37575 + ... + 47523.

It is an arithmetic number, because the mean of its divisors is an integer number (38028900).

Almost surely, 2^423320001 is an apocalyptic number.

It is an amenable number.

423320001 is a deficient number, since it is larger than the sum of its proper divisors (185142399).

423320001 is a wasteful number, since it uses less digits than its factorization.

423320001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11056.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 423320001 is about 20574.7418209804. The cubic root of 423320001 is about 750.8553210859.

Adding to 423320001 its reverse (100023324), we get a palindrome (523343325).

The spelling of 423320001 in words is "four hundred twenty-three million, three hundred twenty thousand, one".