616533352 has 16 divisors (see below), whose sum is σ = 1157040900. Its totient is φ = 307989120.

The previous prime is 616533347. The next prime is 616533353. The reversal of 616533352 is 253335616.

It can be written as a sum of positive squares in 2 ways, for example, as 427910596 + 188622756 = 20686^2 + 13734^2 .

It is a super-2 number, since 2×616533352² = 760226748256711808, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (616533353) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25099 + ... + 43162.

Almost surely, 2^616533352 is an apocalyptic number.

It is an amenable number.

616533352 is a deficient number, since it is larger than the sum of its proper divisors (540507548).

616533352 is a wasteful number, since it uses less digits than its factorization.

616533352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69396 (or 69392 counting only the distinct ones).

The product of its digits is 48600, while the sum is 34.

The square root of 616533352 is about 24830.0896494556. The cubic root of 616533352 is about 851.1096704240.

Adding to 616533352 its reverse (253335616), we get a palindrome (869868968).

The spelling of 616533352 in words is "six hundred sixteen million, five hundred thirty-three thousand, three hundred fifty-two".