616236452 has 12 divisors (see below), whose sum is σ = 1161368796. Its totient is φ = 284416800.

The previous prime is 616236449. The next prime is 616236463. The reversal of 616236452 is 254632616.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 92467456 + 523768996 = 9616^2 + 22886^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5925299 + ... + 5925402.

It is an arithmetic number, because the mean of its divisors is an integer number (96780733).

Almost surely, 2^616236452 is an apocalyptic number.

It is an amenable number.

616236452 is a deficient number, since it is larger than the sum of its proper divisors (545132344).

616236452 is a wasteful number, since it uses less digits than its factorization.

616236452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11850718 (or 11850716 counting only the distinct ones).

The product of its digits is 51840, while the sum is 35.

The square root of 616236452 is about 24824.1102962422. The cubic root of 616236452 is about 850.9730273514.

The spelling of 616236452 in words is "six hundred sixteen million, two hundred thirty-six thousand, four hundred fifty-two".