601921216 has 168 divisors, whose sum is σ = 1422349200. Its totient is φ = 251596800.

The previous prime is 601921213. The next prime is 601921219. The reversal of 601921216 is 612129106.

It is an interprime number because it is at equal distance from previous prime (601921213) and next prime (601921219).

It is not an unprimeable number, because it can be changed into a prime (601921211) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5959566 + ... + 5959666.

Almost surely, 2^601921216 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 601921216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (711174600).

601921216 is an abundant number, since it is smaller than the sum of its proper divisors (820427984).

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

601921216 is a wasteful number, since it uses less digits than its factorization.

601921216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187 (or 164 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 601921216 is about 24534.0827421773. The cubic root of 601921216 is about 844.3319374478.

The spelling of 601921216 in words is "six hundred one million, nine hundred twenty-one thousand, two hundred sixteen".