652982487 has 4 divisors (see below), whose sum is σ = 870643320. Its totient is φ = 435321656.

The previous prime is 652982459. The next prime is 652982501. The reversal of 652982487 is 784289256.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-652982487 is a prime.

It is a super-2 number, since 2×652982487² = 852772256657410338, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (652982417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108830412 + ... + 108830417.

It is an arithmetic number, because the mean of its divisors is an integer number (217660830).

Almost surely, 2^652982487 is an apocalyptic number.

652982487 is a deficient number, since it is larger than the sum of its proper divisors (217660833).

652982487 is a wasteful number, since it uses less digits than its factorization.

652982487 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217660832.

The product of its digits is 1935360, while the sum is 51.

The square root of 652982487 is about 25553.5220077390. The cubic root of 652982487 is about 867.5619799194.

The spelling of 652982487 in words is "six hundred fifty-two million, nine hundred eighty-two thousand, four hundred eighty-seven".