616448973 has 8 divisors (see below), whose sum is σ = 939350848. Its totient is φ = 352256544.

The previous prime is 616448957. The next prime is 616449017. The reversal of 616448973 is 379844616.

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

It is not a de Polignac number, because 616448973 - 2⁴ = 616448957 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 (616448953) 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, 14677336 + ... + 14677377.

It is an arithmetic number, because the mean of its divisors is an integer number (117418856).

Almost surely, 2^616448973 is an apocalyptic number.

It is an amenable number.

616448973 is a deficient number, since it is larger than the sum of its proper divisors (322901875).

616448973 is a wasteful number, since it uses less digits than its factorization.

616448973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29354723.

The product of its digits is 870912, while the sum is 48.

The square root of 616448973 is about 24828.3904633385. The cubic root of 616448973 is about 851.0708409164.

The spelling of 616448973 in words is "six hundred sixteen million, four hundred forty-eight thousand, nine hundred seventy-three".