65223333 has 64 divisors (see below), whose sum is σ = 119347200. Its totient is φ = 34369920.

The previous prime is 65223329. The next prime is 65223343. The reversal of 65223333 is 33332256.

65223333 is a `hidden beast` number, since 652 + 2 + 3 + 3 + 3 + 3 = 666.

It is not a de Polignac number, because 65223333 - 2² = 65223329 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 65223297 and 65223306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65223343) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 147010 + ... + 147452.

It is an arithmetic number, because the mean of its divisors is an integer number (1864800).

Almost surely, 2^65223333 is an apocalyptic number.

65223333 is a gapful number since it is divisible by the number (63) formed by its first and last digit.

It is an amenable number.

65223333 is a deficient number, since it is larger than the sum of its proper divisors (54123867).

65223333 is a wasteful number, since it uses less digits than its factorization.

65223333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 519 (or 513 counting only the distinct ones).

The product of its digits is 9720, while the sum is 27.

The square root of 65223333 is about 8076.0963961558. The cubic root of 65223333 is about 402.5325421524.

Adding to 65223333 its reverse (33332256), we get a palindrome (98555589).

It can be divided in two parts, 65223 and 333, that added together give a palindrome (65556).

The spelling of 65223333 in words is "sixty-five million, two hundred twenty-three thousand, three hundred thirty-three".