601805216 has 48 divisors (see below), whose sum is σ = 1255632840. Its totient is φ = 283422720.

The previous prime is 601805209. The next prime is 601805227. The reversal of 601805216 is 612508106.

It is a happy number.

601805216 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 493728400 + 108076816 = 22220^2 + 10396^2 .

It is a Harshad number since it is a multiple of its sum of digits (29).

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, 30140 + ... + 45956.

Almost surely, 2^601805216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 601805216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (627816420).

601805216 is an abundant number, since it is smaller than the sum of its proper divisors (653827624).

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

601805216 is a wasteful number, since it uses less digits than its factorization.

601805216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15897 (or 15889 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 29.

The square root of 601805216 is about 24531.7185700472. The cubic root of 601805216 is about 844.2776951347.

The spelling of 601805216 in words is "six hundred one million, eight hundred five thousand, two hundred sixteen".