652641 has 8 divisors (see below), whose sum is σ = 949344. Its totient is φ = 395520.

The previous prime is 652627. The next prime is 652651. The reversal of 652641 is 146256.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 652641 - 2⁵ = 652609 is a prime.

It is not an unprimeable number, because it can be changed into a prime (652601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9856 + ... + 9921.

It is an arithmetic number, because the mean of its divisors is an integer number (118668).

2⁶⁵²⁶⁴¹ is an apocalyptic number.

It is an amenable number.

652641 is a deficient number, since it is larger than the sum of its proper divisors (296703).

652641 is a wasteful number, since it uses less digits than its factorization.

652641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19791.

The product of its digits is 1440, while the sum is 24.

The square root of 652641 is about 807.8619931647. The cubic root of 652641 is about 86.7410718692.

Adding to 652641 its reverse (146256), we get a palindrome (798897).

The spelling of 652641 in words is "six hundred fifty-two thousand, six hundred forty-one".