65225503 has 8 divisors (see below), whose sum is σ = 75807360. Its totient is φ = 54959640.

The previous prime is 65225483. The next prime is 65225509. The reversal of 65225503 is 30552256.

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 65225503 - 2¹⁷ = 65094431 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 (65225509) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78553 + ... + 79378.

It is an arithmetic number, because the mean of its divisors is an integer number (9475920).

Almost surely, 2^65225503 is an apocalyptic number.

65225503 is a deficient number, since it is larger than the sum of its proper divisors (10581857).

65225503 is a wasteful number, since it uses less digits than its factorization.

65225503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157997.

The product of its (nonzero) digits is 9000, while the sum is 28.

The square root of 65225503 is about 8076.2307421222. The cubic root of 65225503 is about 402.5370062293.

Adding to 65225503 its reverse (30552256), we get a palindrome (95777759).

The spelling of 65225503 in words is "sixty-five million, two hundred twenty-five thousand, five hundred three".