425528 has 16 divisors (see below), whose sum is σ = 817080. Its totient is φ = 207648.

The previous prime is 425521. The next prime is 425533. The reversal of 425528 is 825524.

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors.

It is a d-powerful number, because it can be written as 4⁸ + 2 + 5⁶ + 5⁷ + 2¹⁸ + 8⁴ .

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 425497 and 425506.

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 425528.

It is not an unprimeable number, because it can be changed into a prime (425521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 275 + ... + 962.

2⁴²⁵⁵²⁸ is an apocalyptic number.

It is an amenable number.

425528 is a deficient number, since it is larger than the sum of its proper divisors (391552).

425528 is a wasteful number, since it uses less digits than its factorization.

425528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1286 (or 1282 counting only the distinct ones).

The product of its digits is 3200, while the sum is 26.

The square root of 425528 is about 652.3250723374. The cubic root of 425528 is about 75.2158522489.

The spelling of 425528 in words is "four hundred twenty-five thousand, five hundred twenty-eight".