616225303 has 8 divisors (see below), whose sum is σ = 630913536. Its totient is φ = 601553400.

The previous prime is 616225279. The next prime is 616225327. The reversal of 616225303 is 303522616.

It is an interprime number because it is at equal distance from previous prime (616225279) and next prime (616225327).

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-616225303 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 (616225373) 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, 108648 + ... + 114178.

It is an arithmetic number, because the mean of its divisors is an integer number (78864192).

Almost surely, 2^616225303 is an apocalyptic number.

616225303 is a deficient number, since it is larger than the sum of its proper divisors (14688233).

616225303 is a wasteful number, since it uses less digits than its factorization.

616225303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8165.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 616225303 is about 24823.8857353155. The cubic root of 616225303 is about 850.9678953627.

Adding to 616225303 its reverse (303522616), we get a palindrome (919747919).

The spelling of 616225303 in words is "six hundred sixteen million, two hundred twenty-five thousand, three hundred three".