694448552 has 48 divisors (see below), whose sum is σ = 1507937760. Its totient is φ = 293705568.

The previous prime is 694448549. The next prime is 694448563. The reversal of 694448552 is 255844496.

It is a junction number, because it is equal to n+sod(n) for n = 694448497 and 694448506.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 348503 + ... + 350489.

It is an arithmetic number, because the mean of its divisors is an integer number (31415370).

Almost surely, 2^694448552 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 694448552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (753968880).

694448552 is an abundant number, since it is smaller than the sum of its proper divisors (813489208).

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

694448552 is a wasteful number, since it uses less digits than its factorization.

694448552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2158 (or 2075 counting only the distinct ones).

The product of its digits is 1382400, while the sum is 47.

The square root of 694448552 is about 26352.3917700083. The cubic root of 694448552 is about 885.5505536204.

The spelling of 694448552 in words is "six hundred ninety-four million, four hundred forty-eight thousand, five hundred fifty-two".