662675328 has 192 divisors, whose sum is σ = 2239242720. Its totient is φ = 184135680.

The previous prime is 662675327. The next prime is 662675339. The reversal of 662675328 is 823576266.

It is a happy number.

662675328 is a `hidden beast` number, since 66 + 267 + 5 + 328 = 666.

It is a tau number, because it is divible by the number of its divisors (192).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (662675327) 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, 297258 + ... + 299478.

Almost surely, 2^662675328 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 662675328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1119621360).

662675328 is an abundant number, since it is smaller than the sum of its proper divisors (1576567392).

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

662675328 is a wasteful number, since it uses less digits than its factorization.

662675328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2285 (or 2270 counting only the distinct ones).

The product of its digits is 725760, while the sum is 45.

The square root of 662675328 is about 25742.4809993132. The cubic root of 662675328 is about 871.8335961685.

The spelling of 662675328 in words is "six hundred sixty-two million, six hundred seventy-five thousand, three hundred twenty-eight".