434321023 has 8 divisors (see below), whose sum is σ = 449773200. Its totient is φ = 418900608.

The previous prime is 434321011. The next prime is 434321033. The reversal of 434321023 is 320123434.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 434321023 - 2¹³ = 434312831 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 434320985 and 434321003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434321033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21840 + ... + 36682.

It is an arithmetic number, because the mean of its divisors is an integer number (56221650).

Almost surely, 2^434321023 is an apocalyptic number.

434321023 is a deficient number, since it is larger than the sum of its proper divisors (15452177).

434321023 is a wasteful number, since it uses less digits than its factorization.

434321023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15881.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 434321023 is about 20840.3700303042. The cubic root of 434321023 is about 757.3040577771.

Adding to 434321023 its reverse (320123434), we get a palindrome (754444457).

The spelling of 434321023 in words is "four hundred thirty-four million, three hundred twenty-one thousand, twenty-three".