652000681 has 4 divisors (see below), whose sum is σ = 663051600. Its totient is φ = 640949764.

The previous prime is 652000669. The next prime is 652000693. The reversal of 652000681 is 186000256.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (652000669) and next prime (652000693).

It is a cyclic number.

It is not a de Polignac number, because 652000681 - 2²⁷ = 517782953 is a prime.

It is a super-2 number, since 2×652000681² = 850209776048927522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (652000631) 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, 5525371 + ... + 5525488.

It is an arithmetic number, because the mean of its divisors is an integer number (165762900).

Almost surely, 2^652000681 is an apocalyptic number.

It is an amenable number.

652000681 is a deficient number, since it is larger than the sum of its proper divisors (11050919).

652000681 is a wasteful number, since it uses less digits than its factorization.

652000681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11050918.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 652000681 is about 25534.3040046131. The cubic root of 652000681 is about 867.1269479270.

The spelling of 652000681 in words is "six hundred fifty-two million, six hundred eighty-one", and thus it is an aban number.