1720052616 has 16 divisors (see below), whose sum is σ = 4300131600. Its totient is φ = 573350864.

The previous prime is 1720052599. The next prime is 1720052681. The reversal of 1720052616 is 6162500271.

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, 35834406 + ... + 35834453.

It is an arithmetic number, because the mean of its divisors is an integer number (268758225).

Almost surely, 2^1720052616 is an apocalyptic number.

It is an amenable number.

1720052616 is an abundant number, since it is smaller than the sum of its proper divisors (2580078984).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1720052616 is a wasteful number, since it uses less digits than its factorization.

1720052616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71668868 (or 71668864 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 1720052616 is about 41473.5170440126. The cubic root of 1720052616 is about 1198.1575002211.

Adding to 1720052616 its reverse (6162500271), we get a palindrome (7882552887).

The spelling of 1720052616 in words is "one billion, seven hundred twenty million, fifty-two thousand, six hundred sixteen".