425681712 has 30 divisors (see below), whose sum is σ = 1191317972. Its totient is φ = 141893856.

The previous prime is 425681699. The next prime is 425681713. The reversal of 425681712 is 217186524.

425681712 is a `hidden beast` number, since 425 + 68 + 171 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (425681713) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1477918 + ... + 1478205.

Almost surely, 2^425681712 is an apocalyptic number.

It is an amenable number.

425681712 is an abundant number, since it is smaller than the sum of its proper divisors (765636260).

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

425681712 is a wasteful number, since it uses less digits than its factorization.

425681712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2956137 (or 2956128 counting only the distinct ones).

The product of its digits is 26880, while the sum is 36.

The square root of 425681712 is about 20632.0554477735. The cubic root of 425681712 is about 752.2490781218.

The spelling of 425681712 in words is "four hundred twenty-five million, six hundred eighty-one thousand, seven hundred twelve".