675853728 has 144 divisors (see below), whose sum is σ = 1976371488. Its totient is φ = 202048000.

The previous prime is 675853727. The next prime is 675853777. The reversal of 675853728 is 827358576.

Its product of digits (2822400) is a multiple of the sum of its prime divisors (800).

It is not an unprimeable number, because it can be changed into a prime (675853727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 963778 + ... + 964478.

It is an arithmetic number, because the mean of its divisors is an integer number (13724802).

Almost surely, 2^675853728 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 675853728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (988185744).

675853728 is an abundant number, since it is smaller than the sum of its proper divisors (1300517760).

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

675853728 is a wasteful number, since it uses less digits than its factorization.

675853728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 819 (or 800 counting only the distinct ones).

The product of its digits is 2822400, while the sum is 51.

The square root of 675853728 is about 25997.1869247425. The cubic root of 675853728 is about 877.5749902228.

The spelling of 675853728 in words is "six hundred seventy-five million, eight hundred fifty-three thousand, seven hundred twenty-eight".