417420398 has 16 divisors (see below), whose sum is σ = 637720560. Its totient is φ = 204857856.

The previous prime is 417420389. The next prime is 417420407. The reversal of 417420398 is 893024714.

It is an interprime number because it is at equal distance from previous prime (417420389) and next prime (417420407).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86990 + ... + 91662.

It is an arithmetic number, because the mean of its divisors is an integer number (39857535).

Almost surely, 2^417420398 is an apocalyptic number.

417420398 is a deficient number, since it is larger than the sum of its proper divisors (220300162).

417420398 is a wasteful number, since it uses less digits than its factorization.

417420398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5491.

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 417420398 is about 20430.8687529434. The cubic root of 417420398 is about 747.3508898224.

The spelling of 417420398 in words is "four hundred seventeen million, four hundred twenty thousand, three hundred ninety-eight".