419623 has 2 divisors, whose sum is σ = 419624. Its totient is φ = 419622.

The previous prime is 419609. The next prime is 419651. The reversal of 419623 is 326914.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 419623 - 2⁵ = 419591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (419603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 209811 + 209812.

It is an arithmetic number, because the mean of its divisors is an integer number (209812).

2⁴¹⁹⁶²³ is an apocalyptic number.

419623 is a deficient number, since it is larger than the sum of its proper divisors (1).

419623 is an equidigital number, since it uses as much as digits as its factorization.

419623 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1296, while the sum is 25.

The square root of 419623 is about 647.7831427260. The cubic root of 419623 is about 74.8663099828.

The spelling of 419623 in words is "four hundred nineteen thousand, six hundred twenty-three".