616163234 has 4 divisors (see below), whose sum is σ = 924244854. Its totient is φ = 308081616.

The previous prime is 616163221. The next prime is 616163237. The reversal of 616163234 is 432361616.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 546390625 + 69772609 = 23375^2 + 8353^2 .

It is an alternating number because its digits alternate between even and odd.

It is a self number, because there is not a number n which added to its sum of digits gives 616163234.

It is not an unprimeable number, because it can be changed into a prime (616163237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 154040807 + ... + 154040810.

Almost surely, 2^616163234 is an apocalyptic number.

616163234 is a deficient number, since it is larger than the sum of its proper divisors (308081620).

616163234 is a wasteful number, since it uses less digits than its factorization.

616163234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 308081619.

The product of its digits is 15552, while the sum is 32.

The square root of 616163234 is about 24822.6355168020. The cubic root of 616163234 is about 850.9393232914.

The spelling of 616163234 in words is "six hundred sixteen million, one hundred sixty-three thousand, two hundred thirty-four".