425418 has 24 divisors (see below), whose sum is σ = 990432. Its totient is φ = 121464.

The previous prime is 425417. The next prime is 425419. The reversal of 425418 is 814524.

425418 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (425417) and next prime (425419).

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 425418.

It is not an unprimeable number, because it can be changed into a prime (425417) 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, 430 + ... + 1017.

It is an arithmetic number, because the mean of its divisors is an integer number (41268).

2⁴²⁵⁴¹⁸ is an apocalyptic number.

425418 is an abundant number, since it is smaller than the sum of its proper divisors (565014).

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

425418 is a wasteful number, since it uses less digits than its factorization.

425418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1466 (or 1459 counting only the distinct ones).

The product of its digits is 1280, while the sum is 24.

The square root of 425418 is about 652.2407530966. The cubic root of 425418 is about 75.2093705314.

It can be divided in two parts, 42 and 5418, that added together give a triangular number (5460 = T₁₀₄).

The spelling of 425418 in words is "four hundred twenty-five thousand, four hundred eighteen".