616223300 has 144 divisors (see below), whose sum is σ = 1679892480. Its totient is φ = 190608000.

The previous prime is 616223297. The next prime is 616223303. The reversal of 616223300 is 3322616.

It is an interprime number because it is at equal distance from previous prime (616223297) and next prime (616223303).

It is not an unprimeable number, because it can be changed into a prime (616223303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1470491 + ... + 1470909.

It is an arithmetic number, because the mean of its divisors is an integer number (11665920).

Almost surely, 2^616223300 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 616223300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (839946240).

616223300 is an abundant number, since it is smaller than the sum of its proper divisors (1063669180).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

616223300 is a wasteful number, since it uses less digits than its factorization.

616223300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 642 (or 635 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 616223300 is about 24823.8453910751. The cubic root of 616223300 is about 850.9669733565.

Adding to 616223300 its reverse (3322616), we get a palindrome (619545916).

The spelling of 616223300 in words is "six hundred sixteen million, two hundred twenty-three thousand, three hundred".