425075625 has 60 divisors (see below), whose sum is σ = 826413588. Its totient is φ = 209232000.

The previous prime is 425075593. The next prime is 425075663. The reversal of 425075625 is 526570524.

425075625 is a `hidden beast` number, since 4 + 25 + 0 + 7 + 5 + 625 = 666.

It can be written as a sum of positive squares in 10 ways, for example, as 358685721 + 66389904 = 18939^2 + 8148^2 .

It is not a de Polignac number, because 425075625 - 2⁵ = 425075593 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 425075625.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 70219 + ... + 76031.

Almost surely, 2^425075625 is an apocalyptic number.

425075625 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

425075625 is a deficient number, since it is larger than the sum of its proper divisors (401337963).

425075625 is a wasteful number, since it uses less digits than its factorization.

425075625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5852 (or 5834 counting only the distinct ones).

The product of its (nonzero) digits is 84000, while the sum is 36.

The square root of 425075625 is about 20617.3622221661. The cubic root of 425075625 is about 751.8918903219.

The spelling of 425075625 in words is "four hundred twenty-five million, seventy-five thousand, six hundred twenty-five".