694522944 has 112 divisors (see below), whose sum is σ = 2091781440. Its totient is φ = 225838080.

The previous prime is 694522919. The next prime is 694522991. The reversal of 694522944 is 449225496.

It is a self number, because there is not a number n which added to its sum of digits gives 694522944.

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 15 ways as a sum of consecutive naturals, for example, 65947 + ... + 75749.

It is an arithmetic number, because the mean of its divisors is an integer number (18676620).

Almost surely, 2^694522944 is an apocalyptic number.

694522944 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 694522944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1045890720).

694522944 is an abundant number, since it is smaller than the sum of its proper divisors (1397258496).

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

694522944 is a wasteful number, since it uses less digits than its factorization.

694522944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9865 (or 9849 counting only the distinct ones).

The product of its digits is 622080, while the sum is 45.

The square root of 694522944 is about 26353.8032169932. The cubic root of 694522944 is about 885.5821736851.

The spelling of 694522944 in words is "six hundred ninety-four million, five hundred twenty-two thousand, nine hundred forty-four".