601320664 has 64 divisors (see below), whose sum is σ = 1361836800. Its totient is φ = 243160704.

The previous prime is 601320649. The next prime is 601320691. The reversal of 601320664 is 466023106.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 300114 + ... + 302110.

It is an arithmetic number, because the mean of its divisors is an integer number (21278700).

Almost surely, 2^601320664 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 601320664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (680918400).

601320664 is an abundant number, since it is smaller than the sum of its proper divisors (760516136).

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

601320664 is a wasteful number, since it uses less digits than its factorization.

601320664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2312 (or 2308 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 601320664 is about 24521.8405508233. The cubic root of 601320664 is about 844.0510402412.

The spelling of 601320664 in words is "six hundred one million, three hundred twenty thousand, six hundred sixty-four".