694166496 has 72 divisors (see below), whose sum is σ = 1904996520. Its totient is φ = 221312256.

The previous prime is 694166489. The next prime is 694166497. The reversal of 694166496 is 694661496.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (694166497) 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 11 ways as a sum of consecutive naturals, for example, 43950 + ... + 57618.

It is an arithmetic number, because the mean of its divisors is an integer number (26458285).

Almost surely, 2^694166496 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 694166496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (952498260).

694166496 is an abundant number, since it is smaller than the sum of its proper divisors (1210830024).

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

694166496 is a wasteful number, since it uses less digits than its factorization.

694166496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13728 (or 13697 counting only the distinct ones).

The product of its digits is 1679616, while the sum is 51.

The square root of 694166496 is about 26347.0396059975. The cubic root of 694166496 is about 885.4306461677.

It can be divided in two parts, 6941 and 66496, that added together give a palindrome (73437).

The spelling of 694166496 in words is "six hundred ninety-four million, one hundred sixty-six thousand, four hundred ninety-six".