415998 has 36 divisors (see below), whose sum is σ = 995904. Its totient is φ = 125400.

The previous prime is 415993. The next prime is 415999. The reversal of 415998 is 899514.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (415993) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2083 + ... + 2273.

It is an arithmetic number, because the mean of its divisors is an integer number (27664).

2⁴¹⁵⁹⁹⁸ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 415998, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (497952).

415998 is an abundant number, since it is smaller than the sum of its proper divisors (579906).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

415998 is a wasteful number, since it uses less digits than its factorization.

415998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221 (or 207 counting only the distinct ones).

The product of its digits is 12960, while the sum is 36.

The square root of 415998 is about 644.9790694278. The cubic root of 415998 is about 74.6501035044.

The spelling of 415998 in words is "four hundred fifteen thousand, nine hundred ninety-eight".