616168474 has 8 divisors (see below), whose sum is σ = 949232628. Its totient is φ = 299757600.

The previous prime is 616168453. The next prime is 616168507. The reversal of 616168474 is 474861616.

It can be written as a sum of positive squares in 2 ways, for example, as 453988249 + 162180225 = 21307^2 + 12735^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 616168474.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4163227 + ... + 4163374.

Almost surely, 2^616168474 is an apocalyptic number.

616168474 is a deficient number, since it is larger than the sum of its proper divisors (333064154).

616168474 is a wasteful number, since it uses less digits than its factorization.

616168474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8326640.

The product of its digits is 193536, while the sum is 43.

The square root of 616168474 is about 24822.7410654021. The cubic root of 616168474 is about 850.9417354820.

The spelling of 616168474 in words is "six hundred sixteen million, one hundred sixty-eight thousand, four hundred seventy-four".