434318 has 8 divisors (see below), whose sum is σ = 654312. Its totient is φ = 216216.

The previous prime is 434311. The next prime is 434323. The reversal of 434318 is 813434.

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

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 434293 and 434302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 521 + ... + 1067.

It is an arithmetic number, because the mean of its divisors is an integer number (81789).

2⁴³⁴³¹⁸ is an apocalyptic number.

434318 is a deficient number, since it is larger than the sum of its proper divisors (219994).

434318 is a wasteful number, since it uses less digits than its factorization.

434318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 946.

The product of its digits is 1152, while the sum is 23.

The square root of 434318 is about 659.0280722397. The cubic root of 434318 is about 75.7302300755.

The spelling of 434318 in words is "four hundred thirty-four thousand, three hundred eighteen".