693446028 has 96 divisors (see below), whose sum is σ = 1844156160. Its totient is φ = 200874240.

The previous prime is 693446027. The next prime is 693446069. The reversal of 693446028 is 820644396.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (693446023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 408750 + ... + 410442.

It is an arithmetic number, because the mean of its divisors is an integer number (19209960).

Almost surely, 2^693446028 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 693446028, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (922078080).

693446028 is an abundant number, since it is smaller than the sum of its proper divisors (1150710132).

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

693446028 is a wasteful number, since it uses less digits than its factorization.

693446028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1847 (or 1845 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 42.

The square root of 693446028 is about 26333.3634008267. The cubic root of 693446028 is about 885.1242137887.

The spelling of 693446028 in words is "six hundred ninety-three million, four hundred forty-six thousand, twenty-eight".