65022216 has 48 divisors (see below), whose sum is σ = 189098640. Its totient is φ = 18577440.

The previous prime is 65022203. The next prime is 65022239. The reversal of 65022216 is 61222056.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26470 + ... + 28821.

It is an arithmetic number, because the mean of its divisors is an integer number (3939555).

Almost surely, 2^65022216 is an apocalyptic number.

It is an amenable number.

65022216 is an abundant number, since it is smaller than the sum of its proper divisors (124076424).

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

65022216 is a wasteful number, since it uses less digits than its factorization.

65022216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55314 (or 55303 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 65022216 is about 8063.6354084247. The cubic root of 65022216 is about 402.1183780480.

The spelling of 65022216 in words is "sixty-five million, twenty-two thousand, two hundred sixteen".