65222503 has 8 divisors (see below), whose sum is σ = 68143968. Its totient is φ = 62308224.

The previous prime is 65222483. The next prime is 65222519. The reversal of 65222503 is 30522256.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 65222503 - 2⁵ = 65222471 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65222533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26251 + ... + 28627.

It is an arithmetic number, because the mean of its divisors is an integer number (8517996).

Almost surely, 2^65222503 is an apocalyptic number.

65222503 is a deficient number, since it is larger than the sum of its proper divisors (2921465).

65222503 is a wasteful number, since it uses less digits than its factorization.

65222503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3593.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 65222503 is about 8076.0450097805. The cubic root of 65222503 is about 402.5308346682.

Adding to 65222503 its reverse (30522256), we get a palindrome (95744759).

It can be divided in two parts, 6522 and 2503, that added together give a square (9025 = 95²).

The spelling of 65222503 in words is "sixty-five million, two hundred twenty-two thousand, five hundred three".