65222875 has 16 divisors (see below), whose sum is σ = 82162080. Its totient is φ = 51688800.

The previous prime is 65222869. The next prime is 65222881. The reversal of 65222875 is 57822256.

It is an interprime number because it is at equal distance from previous prime (65222869) and next prime (65222881).

It is not a de Polignac number, because 65222875 - 2³ = 65222867 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11232 + ... + 16018.

It is an arithmetic number, because the mean of its divisors is an integer number (5135130).

Almost surely, 2^65222875 is an apocalyptic number.

65222875 is a deficient number, since it is larger than the sum of its proper divisors (16939205).

65222875 is a wasteful number, since it uses less digits than its factorization.

65222875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4911 (or 4901 counting only the distinct ones).

The product of its digits is 67200, while the sum is 37.

The square root of 65222875 is about 8076.0680408228. The cubic root of 65222875 is about 402.5315999521.

The spelling of 65222875 in words is "sixty-five million, two hundred twenty-two thousand, eight hundred seventy-five".