84200417 has 8 divisors (see below), whose sum is σ = 96633600. Its totient is φ = 71868384.

The previous prime is 84200399. The next prime is 84200477. The reversal of 84200417 is 71400248.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-84200417 is a prime.

It is not an unprimeable number, because it can be changed into a prime (84200477) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23492 + ... + 26837.

It is an arithmetic number, because the mean of its divisors is an integer number (12079200).

Almost surely, 2^84200417 is an apocalyptic number.

It is an amenable number.

84200417 is a deficient number, since it is larger than the sum of its proper divisors (12433183).

84200417 is a wasteful number, since it uses less digits than its factorization.

84200417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50575.

The product of its (nonzero) digits is 1792, while the sum is 26.

The square root of 84200417 is about 9176.0785197164. The cubic root of 84200417 is about 438.2999429363.

The spelling of 84200417 in words is "eighty-four million, two hundred thousand, four hundred seventeen".