652624646 has 8 divisors (see below), whose sum is σ = 980696160. Its totient is φ = 325725928.

The previous prime is 652624627. The next prime is 652624649. The reversal of 652624646 is 646426256.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (652624649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 291806 + ... + 294033.

It is an arithmetic number, because the mean of its divisors is an integer number (122587020).

Almost surely, 2^652624646 is an apocalyptic number.

652624646 is a deficient number, since it is larger than the sum of its proper divisors (328071514).

652624646 is a wasteful number, since it uses less digits than its factorization.

652624646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 586398.

The product of its digits is 414720, while the sum is 41.

The square root of 652624646 is about 25546.5192540980. The cubic root of 652624646 is about 867.4034733848.

The spelling of 652624646 in words is "six hundred fifty-two million, six hundred twenty-four thousand, six hundred forty-six".