616782201 has 16 divisors (see below), whose sum is σ = 940262400. Its totient is φ = 352295568.

The previous prime is 616782197. The next prime is 616782217. The reversal of 616782201 is 102287616.

616782201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 616782201 - 2² = 616782197 is a prime.

It is not an unprimeable number, because it can be changed into a prime (616782251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59890 + ... + 69428.

It is an arithmetic number, because the mean of its divisors is an integer number (58766400).

Almost surely, 2^616782201 is an apocalyptic number.

It is an amenable number.

616782201 is a deficient number, since it is larger than the sum of its proper divisors (323480199).

616782201 is a wasteful number, since it uses less digits than its factorization.

616782201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12628.

The product of its (nonzero) digits is 8064, while the sum is 33.

The square root of 616782201 is about 24835.1001809938. The cubic root of 616782201 is about 851.2241650686.

The spelling of 616782201 in words is "six hundred sixteen million, seven hundred eighty-two thousand, two hundred one".