693148256 has 48 divisors (see below), whose sum is σ = 1415005200. Its totient is φ = 333838848.

The previous prime is 693148241. The next prime is 693148271. The reversal of 693148256 is 652841396.

It is an interprime number because it is at equal distance from previous prime (693148241) and next prime (693148271).

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 679715 + ... + 680733.

It is an arithmetic number, because the mean of its divisors is an integer number (29479275).

Almost surely, 2^693148256 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 693148256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (707502600).

693148256 is an abundant number, since it is smaller than the sum of its proper divisors (721856944).

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

693148256 is a wasteful number, since it uses less digits than its factorization.

693148256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1791 (or 1783 counting only the distinct ones).

The product of its digits is 311040, while the sum is 44.

The square root of 693148256 is about 26327.7089014597. The cubic root of 693148256 is about 884.9975022007.

The spelling of 693148256 in words is "six hundred ninety-three million, one hundred forty-eight thousand, two hundred fifty-six".