425085647 has 8 divisors (see below), whose sum is σ = 485940000. Its totient is φ = 364263264.

The previous prime is 425085631. The next prime is 425085653. The reversal of 425085647 is 746580524.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 425085647 - 2⁴ = 425085631 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425085667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38729 + ... + 48477.

It is an arithmetic number, because the mean of its divisors is an integer number (60742500).

Almost surely, 2^425085647 is an apocalyptic number.

425085647 is a deficient number, since it is larger than the sum of its proper divisors (60854353).

425085647 is an equidigital number, since it uses as much as digits as its factorization.

425085647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15985.

The product of its (nonzero) digits is 268800, while the sum is 41.

The square root of 425085647 is about 20617.6052683138. The cubic root of 425085647 is about 751.8977993891.

The spelling of 425085647 in words is "four hundred twenty-five million, eighty-five thousand, six hundred forty-seven".