425417128 has 16 divisors (see below), whose sum is σ = 802116000. Its totient is φ = 211519536.

The previous prime is 425417117. The next prime is 425417137. The reversal of 425417128 is 821714524.

It is a junction number, because it is equal to n+sod(n) for n = 425417093 and 425417102.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 147108 + ... + 149971.

It is an arithmetic number, because the mean of its divisors is an integer number (50132250).

Almost surely, 2^425417128 is an apocalyptic number.

It is an amenable number.

425417128 is a deficient number, since it is larger than the sum of its proper divisors (376698872).

425417128 is a wasteful number, since it uses less digits than its factorization.

425417128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297264 (or 297260 counting only the distinct ones).

The product of its digits is 17920, while the sum is 34.

The square root of 425417128 is about 20625.6424869627. The cubic root of 425417128 is about 752.0931914461.

The spelling of 425417128 in words is "four hundred twenty-five million, four hundred seventeen thousand, one hundred twenty-eight".