662328828 has 144 divisors (see below), whose sum is σ = 2061579520. Its totient is φ = 175053312.

The previous prime is 662328827. The next prime is 662328853. The reversal of 662328828 is 828823266.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (662328827) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 204276 + ... + 207492.

Almost surely, 2^662328828 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 662328828, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1030789760).

662328828 is an abundant number, since it is smaller than the sum of its proper divisors (1399250692).

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

662328828 is a wasteful number, since it uses less digits than its factorization.

662328828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3296 (or 3291 counting only the distinct ones).

The product of its digits is 442368, while the sum is 45.

The square root of 662328828 is about 25735.7499987857. The cubic root of 662328828 is about 871.6816147501.

The spelling of 662328828 in words is "six hundred sixty-two million, three hundred twenty-eight thousand, eight hundred twenty-eight".