425685436 has 12 divisors (see below), whose sum is σ = 812672280. Its totient is φ = 193493360.

The previous prime is 425685427. The next prime is 425685437. The reversal of 425685436 is 634586524.

It is a junction number, because it is equal to n+sod(n) for n = 425685392 and 425685401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425685437) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4837291 + ... + 4837378.

It is an arithmetic number, because the mean of its divisors is an integer number (67722690).

Almost surely, 2^425685436 is an apocalyptic number.

It is an amenable number.

425685436 is a deficient number, since it is larger than the sum of its proper divisors (386986844).

425685436 is a wasteful number, since it uses less digits than its factorization.

425685436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9674684 (or 9674682 counting only the distinct ones).

The product of its digits is 691200, while the sum is 43.

The square root of 425685436 is about 20632.1456954918. The cubic root of 425685436 is about 752.2512717540.

The spelling of 425685436 in words is "four hundred twenty-five million, six hundred eighty-five thousand, four hundred thirty-six".