616222345 has 16 divisors (see below), whose sum is σ = 782484480. Its totient is φ = 464572800.

The previous prime is 616222337. The next prime is 616222351. The reversal of 616222345 is 543222616.

616222345 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 616222345 - 2³ = 616222337 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1165 + ... + 35125.

It is an arithmetic number, because the mean of its divisors is an integer number (48905280).

Almost surely, 2^616222345 is an apocalyptic number.

It is an amenable number.

616222345 is a deficient number, since it is larger than the sum of its proper divisors (166262135).

616222345 is a wasteful number, since it uses less digits than its factorization.

616222345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34176.

The product of its digits is 17280, while the sum is 31.

The square root of 616222345 is about 24823.8261555305. The cubic root of 616222345 is about 850.9665337573.

The spelling of 616222345 in words is "six hundred sixteen million, two hundred twenty-two thousand, three hundred forty-five".