652719616 has 80 divisors (see below), whose sum is σ = 1383505200. Its totient is φ = 306782208.

The previous prime is 652719611. The next prime is 652719619. The reversal of 652719616 is 616917256.

It is a super-2 number, since 2×652719616² = 852085794222374912, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (652719611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2227566 + ... + 2227858.

It is an arithmetic number, because the mean of its divisors is an integer number (17293815).

Almost surely, 2^652719616 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 652719616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (691752600).

652719616 is an abundant number, since it is smaller than the sum of its proper divisors (730785584).

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

652719616 is a wasteful number, since it uses less digits than its factorization.

652719616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 559 (or 543 counting only the distinct ones).

The product of its digits is 136080, while the sum is 43.

The square root of 652719616 is about 25548.3779524259. The cubic root of 652719616 is about 867.4455462225.

The spelling of 652719616 in words is "six hundred fifty-two million, seven hundred nineteen thousand, six hundred sixteen".