694824216 has 16 divisors (see below), whose sum is σ = 1737060600. Its totient is φ = 231608064.

The previous prime is 694824211. The next prime is 694824233. The reversal of 694824216 is 612428496.

It is a super-2 number, since 2×694824216² = 965561382280029312, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (694824211) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 14475481 + ... + 14475528.

Almost surely, 2^694824216 is an apocalyptic number.

It is an amenable number.

694824216 is an abundant number, since it is smaller than the sum of its proper divisors (1042236384).

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

694824216 is a wasteful number, since it uses less digits than its factorization.

694824216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28951018 (or 28951014 counting only the distinct ones).

The product of its digits is 165888, while the sum is 42.

The square root of 694824216 is about 26359.5185085009. The cubic root of 694824216 is about 885.7102052337.

The spelling of 694824216 in words is "six hundred ninety-four million, eight hundred twenty-four thousand, two hundred sixteen".