423367089 has 4 divisors (see below), whose sum is σ = 564489456. Its totient is φ = 282244724.

The previous prime is 423367081. The next prime is 423367103. The reversal of 423367089 is 980763324.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 423367089 - 2³ = 423367081 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 423367089.

It is not an unprimeable number, because it can be changed into a prime (423367081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70561179 + ... + 70561184.

It is an arithmetic number, because the mean of its divisors is an integer number (141122364).

Almost surely, 2^423367089 is an apocalyptic number.

It is an amenable number.

423367089 is a deficient number, since it is larger than the sum of its proper divisors (141122367).

423367089 is a wasteful number, since it uses less digits than its factorization.

423367089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141122366.

The product of its (nonzero) digits is 217728, while the sum is 42.

The square root of 423367089 is about 20575.8861048558. The cubic root of 423367089 is about 750.8831605174.

The spelling of 423367089 in words is "four hundred twenty-three million, three hundred sixty-seven thousand, eighty-nine".