434623 has 8 divisors (see below), whose sum is σ = 514080. Its totient is φ = 359520.

The previous prime is 434611. The next prime is 434647. The reversal of 434623 is 326434.

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

It is not a de Polignac number, because 434623 - 2⁹ = 434111 is a prime.

434623 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 434594 and 434603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434683) 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, 868 + ... + 1273.

It is an arithmetic number, because the mean of its divisors is an integer number (64260).

2⁴³⁴⁶²³ is an apocalyptic number.

434623 is a deficient number, since it is larger than the sum of its proper divisors (79457).

434623 is a wasteful number, since it uses less digits than its factorization.

434623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2177.

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

The square root of 434623 is about 659.2594330004. The cubic root of 434623 is about 75.7479531228.

The spelling of 434623 in words is "four hundred thirty-four thousand, six hundred twenty-three".