425454 has 16 divisors (see below), whose sum is σ = 888192. Its totient is φ = 135608.

The previous prime is 425443. The next prime is 425471. The reversal of 425454 is 454524.

It is a super-2 number, since 2×425454² = 362022212232, which contains 22 as substring.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

425454 is a modest number, since divided by 5454 gives 42 as remainder.

It is a plaindrome in base 16.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 425454.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1404 + ... + 1679.

It is an arithmetic number, because the mean of its divisors is an integer number (55512).

2⁴²⁵⁴⁵⁴ is an apocalyptic number.

425454 is an abundant number, since it is smaller than the sum of its proper divisors (462738).

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

425454 is a wasteful number, since it uses less digits than its factorization.

425454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3111.

The product of its digits is 3200, while the sum is 24.

The square root of 425454 is about 652.2683496844. The cubic root of 425454 is about 75.2114919437.

Adding to 425454 its reverse (454524), we get a palindrome (879978).

The spelling of 425454 in words is "four hundred twenty-five thousand, four hundred fifty-four".