417425798 has 4 divisors (see below), whose sum is σ = 626138700. Its totient is φ = 208712898.

The previous prime is 417425779. The next prime is 417425831. The reversal of 417425798 is 897524714.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 897524714 = 2 ⋅448762357.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 104356448 + ... + 104356451.

It is an arithmetic number, because the mean of its divisors is an integer number (156534675).

Almost surely, 2^417425798 is an apocalyptic number.

417425798 is a deficient number, since it is larger than the sum of its proper divisors (208712902).

417425798 is a wasteful number, since it uses less digits than its factorization.

417425798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208712901.

The product of its digits is 564480, while the sum is 47.

The square root of 417425798 is about 20431.0009054867. Note that the first 3 decimals coincide. The cubic root of 417425798 is about 747.3541125345.

The spelling of 417425798 in words is "four hundred seventeen million, four hundred twenty-five thousand, seven hundred ninety-eight".