694398252 has 48 divisors (see below), whose sum is σ = 1736284032. Its totient is φ = 215220480.

The previous prime is 694398227. The next prime is 694398253. The reversal of 694398252 is 252893496.

It is a happy number.

694398252 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (694398253) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3574 + ... + 37437.

It is an arithmetic number, because the mean of its divisors is an integer number (36172584).

Almost surely, 2^694398252 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 694398252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (868142016).

694398252 is an abundant number, since it is smaller than the sum of its proper divisors (1041885780).

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

694398252 is a wasteful number, since it uses less digits than its factorization.

694398252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41118 (or 41116 counting only the distinct ones).

The product of its digits is 933120, while the sum is 48.

The square root of 694398252 is about 26351.4373801506. The cubic root of 694398252 is about 885.5291724980.

The spelling of 694398252 in words is "six hundred ninety-four million, three hundred ninety-eight thousand, two hundred fifty-two".