625252216 has 32 divisors (see below), whose sum is σ = 1188956880. Its totient is φ = 308224000.

The previous prime is 625252181. The next prime is 625252223. The reversal of 625252216 is 612252526.

It is a happy number.

It is a super-3 number, since 3×625252216³ (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 206151 + ... + 209161.

Almost surely, 2^625252216 is an apocalyptic number.

It is an amenable number.

625252216 is a deficient number, since it is larger than the sum of its proper divisors (563704664).

625252216 is a wasteful number, since it uses less digits than its factorization.

625252216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3375 (or 3371 counting only the distinct ones).

The product of its digits is 14400, while the sum is 31.

The square root of 625252216 is about 25005.0438111994. The cubic root of 625252216 is about 855.1029667496.

The spelling of 625252216 in words is "six hundred twenty-five million, two hundred fifty-two thousand, two hundred sixteen".