435478 has 4 divisors (see below), whose sum is σ = 653220. Its totient is φ = 217738.

The previous prime is 435451. The next prime is 435481. The reversal of 435478 is 874534.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

435478 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 as a sum of consecutive naturals, namely, 108868 + ... + 108871.

It is an arithmetic number, because the mean of its divisors is an integer number (163305).

2⁴³⁵⁴⁷⁸ is an apocalyptic number.

435478 is a deficient number, since it is larger than the sum of its proper divisors (217742).

435478 is a wasteful number, since it uses less digits than its factorization.

435478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217741.

The product of its digits is 13440, while the sum is 31.

The square root of 435478 is about 659.9075692853. The cubic root of 435478 is about 75.7975916046.

The spelling of 435478 in words is "four hundred thirty-five thousand, four hundred seventy-eight".