652642 has 16 divisors (see below), whose sum is σ = 1026432. Its totient is φ = 310960.

The previous prime is 652627. The next prime is 652651. The reversal of 652642 is 246256.

It is an unprimeable number.

652642 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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, 4917 + ... + 5047.

It is an arithmetic number, because the mean of its divisors is an integer number (64152).

2⁶⁵²⁶⁴² is an apocalyptic number.

652642 is a deficient number, since it is larger than the sum of its proper divisors (373790).

652642 is a wasteful number, since it uses less digits than its factorization.

652642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233.

The product of its digits is 2880, while the sum is 25.

The square root of 652642 is about 807.8626120820. The cubic root of 652642 is about 86.7411161718.

Adding to 652642 its reverse (246256), we get a palindrome (898898).

The spelling of 652642 in words is "six hundred fifty-two thousand, six hundred forty-two".