65222235 has 24 divisors (see below), whose sum is σ = 121749264. Its totient is φ = 32109120.

The previous prime is 65222207. The next prime is 65222243. The reversal of 65222235 is 53222256.

65222235 is a `hidden beast` number, since 652 + 2 + 2 + 2 + 3 + 5 = 666.

It is not a de Polignac number, because 65222235 - 2¹³ = 65214043 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 65222199 and 65222208.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 55161 + ... + 56330.

It is an arithmetic number, because the mean of its divisors is an integer number (5072886).

Almost surely, 2^65222235 is an apocalyptic number.

65222235 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

65222235 is a deficient number, since it is larger than the sum of its proper divisors (56527029).

65222235 is a wasteful number, since it uses less digits than its factorization.

65222235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111515 (or 111512 counting only the distinct ones).

The product of its digits is 7200, while the sum is 27.

The square root of 65222235 is about 8076.0284174834. The cubic root of 65222235 is about 402.5302833329.

The spelling of 65222235 in words is "sixty-five million, two hundred twenty-two thousand, two hundred thirty-five".