652921366 has 4 divisors (see below), whose sum is σ = 979382052. Its totient is φ = 326460682.

The previous prime is 652921361. The next prime is 652921393. The reversal of 652921366 is 663129256.

652921366 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (652921361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163230340 + ... + 163230343.

It is an arithmetic number, because the mean of its divisors is an integer number (244845513).

Almost surely, 2^652921366 is an apocalyptic number.

652921366 is a deficient number, since it is larger than the sum of its proper divisors (326460686).

652921366 is a wasteful number, since it uses less digits than its factorization.

652921366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326460685.

The product of its digits is 116640, while the sum is 40.

The square root of 652921366 is about 25552.3260389343. The cubic root of 652921366 is about 867.5349103265.

The spelling of 652921366 in words is "six hundred fifty-two million, nine hundred twenty-one thousand, three hundred sixty-six".