652606887 has 4 divisors (see below), whose sum is σ = 870142520. Its totient is φ = 435071256.

The previous prime is 652606883. The next prime is 652606901. The reversal of 652606887 is 788606256.

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

It is not a de Polignac number, because 652606887 - 2² = 652606883 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (652606883) 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, 108767812 + ... + 108767817.

It is an arithmetic number, because the mean of its divisors is an integer number (217535630).

Almost surely, 2^652606887 is an apocalyptic number.

652606887 is a deficient number, since it is larger than the sum of its proper divisors (217535633).

652606887 is a wasteful number, since it uses less digits than its factorization.

652606887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217535632.

The product of its (nonzero) digits is 967680, while the sum is 48.

The square root of 652606887 is about 25546.1716701348. The cubic root of 652606887 is about 867.3956054840.

The spelling of 652606887 in words is "six hundred fifty-two million, six hundred six thousand, eight hundred eighty-seven".