652696859 has 4 divisors (see below), whose sum is σ = 654184080. Its totient is φ = 651209640.

The previous prime is 652696813. The next prime is 652696883. The reversal of 652696859 is 958696256.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 652696859 - 2²⁴ = 635919643 is a prime.

It is a super-3 number, since 3×652696859³ (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (652696159) 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, 742952 + ... + 743829.

It is an arithmetic number, because the mean of its divisors is an integer number (163546020).

Almost surely, 2^652696859 is an apocalyptic number.

652696859 is a deficient number, since it is larger than the sum of its proper divisors (1487221).

652696859 is a wasteful number, since it uses less digits than its factorization.

652696859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1487220.

The product of its digits is 6998400, while the sum is 56.

The square root of 652696859 is about 25547.9325778036. The cubic root of 652696859 is about 867.4354649731.

The spelling of 652696859 in words is "six hundred fifty-two million, six hundred ninety-six thousand, eight hundred fifty-nine".