65222716 has 24 divisors (see below), whose sum is σ = 124483520. Its totient is φ = 29719872.

The previous prime is 65222683. The next prime is 65222737. The reversal of 65222716 is 61722256.

It is a zygodrome in base 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, 3831 + ... + 12046.

Almost surely, 2^65222716 is an apocalyptic number.

It is an amenable number.

65222716 is a deficient number, since it is larger than the sum of its proper divisors (59260804).

65222716 is a wasteful number, since it uses less digits than its factorization.

65222716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15973 (or 15971 counting only the distinct ones).

The product of its digits is 10080, while the sum is 31.

The square root of 65222716 is about 8076.0581969176. The cubic root of 65222716 is about 402.5312728553.

The spelling of 65222716 in words is "sixty-five million, two hundred twenty-two thousand, seven hundred sixteen".