652326642 has 32 divisors (see below), whose sum is σ = 1581399360. Its totient is φ = 197674560.

The previous prime is 652326637. The next prime is 652326659. The reversal of 652326642 is 246623256.

652326642 is a `hidden beast` number, since 6 + 5 + 2 + 3 + 2 + 6 + 642 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 652326597 and 652326606.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 548503 + ... + 549690.

It is an arithmetic number, because the mean of its divisors is an integer number (49418730).

Almost surely, 2^652326642 is an apocalyptic number.

652326642 is an abundant number, since it is smaller than the sum of its proper divisors (929072718).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

652326642 is a wasteful number, since it uses less digits than its factorization.

652326642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1098215 (or 1098209 counting only the distinct ones).

The product of its digits is 103680, while the sum is 36.

The square root of 652326642 is about 25540.6860127131. The cubic root of 652326642 is about 867.2714275703.

Adding to 652326642 its reverse (246623256), we get a palindrome (898949898).

The spelling of 652326642 in words is "six hundred fifty-two million, three hundred twenty-six thousand, six hundred forty-two".