434378 has 32 divisors (see below), whose sum is σ = 829440. Its totient is φ = 166320.

The previous prime is 434377. The next prime is 434383. The reversal of 434378 is 873434.

434378 is nontrivially palindromic in base 15.

434378 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a nialpdrome in base 14.

It is a self number, because there is not a number n which added to its sum of digits gives 434378.

It is not an unprimeable number, because it can be changed into a prime (434377) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6083 + ... + 6153.

It is an arithmetic number, because the mean of its divisors is an integer number (25920).

2⁴³⁴³⁷⁸ is an apocalyptic number.

434378 is a deficient number, since it is larger than the sum of its proper divisors (395062).

434378 is a wasteful number, since it uses less digits than its factorization.

434378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122.

The product of its digits is 8064, while the sum is 29.

The square root of 434378 is about 659.0735922490. The cubic root of 434378 is about 75.7337172320.

The spelling of 434378 in words is "four hundred thirty-four thousand, three hundred seventy-eight".