417865425 has 12 divisors (see below), whose sum is σ = 690870960. Its totient is φ = 222861520.

The previous prime is 417865421. The next prime is 417865439. The reversal of 417865425 is 524568714.

It is a happy number.

It is not a de Polignac number, because 417865425 - 2² = 417865421 is a prime.

It is a super-2 number, since 2×417865425² = 349223026820861250, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (417865421) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2785695 + ... + 2785844.

It is an arithmetic number, because the mean of its divisors is an integer number (57572580).

Almost surely, 2^417865425 is an apocalyptic number.

It is an amenable number.

417865425 is a deficient number, since it is larger than the sum of its proper divisors (273005535).

417865425 is a wasteful number, since it uses less digits than its factorization.

417865425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5571552 (or 5571547 counting only the distinct ones).

The product of its digits is 268800, while the sum is 42.

The square root of 417865425 is about 20441.7568961183. The cubic root of 417865425 is about 747.6163881067.

The spelling of 417865425 in words is "four hundred seventeen million, eight hundred sixty-five thousand, four hundred twenty-five".