434838 has 24 divisors (see below), whose sum is σ = 915768. Its totient is φ = 137632.

The previous prime is 434831. The next prime is 434839. The reversal of 434838 is 838434.

It is a plaindrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434831) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3106 + ... + 3242.

It is an arithmetic number, because the mean of its divisors is an integer number (38157).

2⁴³⁴⁸³⁸ is an apocalyptic number.

434838 is an abundant number, since it is smaller than the sum of its proper divisors (480930).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

434838 is a wasteful number, since it uses less digits than its factorization.

434838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188 (or 165 counting only the distinct ones).

The product of its digits is 9216, while the sum is 30.

The square root of 434838 is about 659.4224745942. The cubic root of 434838 is about 75.7604414366.

The spelling of 434838 in words is "four hundred thirty-four thousand, eight hundred thirty-eight".