616622411 has 8 divisors (see below), whose sum is σ = 634876704. Its totient is φ = 598521280.

The previous prime is 616622399. The next prime is 616622417. The reversal of 616622411 is 114226616.

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

It is a de Polignac number, because none of the positive numbers 2^k-616622411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (616622417) 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 7 ways as a sum of consecutive naturals, for example, 30095 + ... + 46248.

It is an arithmetic number, because the mean of its divisors is an integer number (79359588).

Almost surely, 2^616622411 is an apocalyptic number.

616622411 is a deficient number, since it is larger than the sum of its proper divisors (18254293).

616622411 is a wasteful number, since it uses less digits than its factorization.

616622411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76581.

The product of its digits is 3456, while the sum is 29.

The square root of 616622411 is about 24831.8829531713. The cubic root of 616622411 is about 851.1506497300.

The spelling of 616622411 in words is "six hundred sixteen million, six hundred twenty-two thousand, four hundred eleven".