419923 has 8 divisors (see below), whose sum is σ = 483840. Its totient is φ = 357000.
The previous prime is 419921. The next prime is 419927. The reversal of 419923 is 329914.
It is a happy number.
419923 is nontrivially palindromic in base 6.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 419923 - 21 = 419921 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 419891 and 419900.
It is not an unprimeable number, because it can be changed into a prime (419921) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1548 + ... + 1798.
It is an arithmetic number, because the mean of its divisors is an integer number (60480).
419923 is a Friedman number, since it can be written as 9*((9*4)^3+2)+1, using all its digits and the basic arithmetic operations.
2419923 is an apocalyptic number.
419923 is a deficient number, since it is larger than the sum of its proper divisors (63917).
419923 is a wasteful number, since it uses less digits than its factorization.
419923 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 497.
The product of its digits is 1944, while the sum is 28.
The square root of 419923 is about 648.0146603280. The cubic root of 419923 is about 74.8841470594.
Subtracting from 419923 its reverse (329914), we obtain a palindrome (90009).
The spelling of 419923 in words is "four hundred nineteen thousand, nine hundred twenty-three".
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