652394887 has 4 divisors (see below), whose sum is σ = 686731480. Its totient is φ = 618058296.

The previous prime is 652394881. The next prime is 652394903. The reversal of 652394887 is 788493256.

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

It is not a de Polignac number, because 652394887 - 2¹⁵ = 652362119 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 (652394881) 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, 17168268 + ... + 17168305.

It is an arithmetic number, because the mean of its divisors is an integer number (171682870).

Almost surely, 2^652394887 is an apocalyptic number.

652394887 is a deficient number, since it is larger than the sum of its proper divisors (34336593).

652394887 is a wasteful number, since it uses less digits than its factorization.

652394887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34336592.

The product of its digits is 2903040, while the sum is 52.

The square root of 652394887 is about 25542.0219833904. The cubic root of 652394887 is about 867.3016705350.

The spelling of 652394887 in words is "six hundred fifty-two million, three hundred ninety-four thousand, eight hundred eighty-seven".