434166 has 12 divisors (see below), whose sum is σ = 871572. Its totient is φ = 144184.

The previous prime is 434141. The next prime is 434167. The reversal of 434166 is 661434.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434167) by changing a digit.

434166 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1480 + ... + 1748.

It is an arithmetic number, because the mean of its divisors is an integer number (72631).

2⁴³⁴¹⁶⁶ is an apocalyptic number.

434166 is an abundant number, since it is smaller than the sum of its proper divisors (437406).

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

434166 is an equidigital number, since it uses as much as digits as its factorization.

434166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 543 (or 274 counting only the distinct ones).

The product of its digits is 1728, while the sum is 24.

The square root of 434166 is about 658.9127408087. The cubic root of 434166 is about 75.7213945079.

Multiplying 434166 by its sum of digits (24), we get a square (10419984 = 3228²).

The spelling of 434166 in words is "four hundred thirty-four thousand, one hundred sixty-six".