652890667 has 8 divisors (see below), whose sum is σ = 767032560. Its totient is φ = 547880160.

The previous prime is 652890649. The next prime is 652890691. The reversal of 652890667 is 766098256.

It is a happy number.

652890667 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 652890667 - 2¹⁵ = 652857899 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 652890667.

It is not an unprimeable number, because it can be changed into a prime (652890647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2282692 + ... + 2282977.

It is an arithmetic number, because the mean of its divisors is an integer number (95879070).

Almost surely, 2^652890667 is an apocalyptic number.

652890667 is a deficient number, since it is larger than the sum of its proper divisors (114141893).

652890667 is a wasteful number, since it uses less digits than its factorization.

652890667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4565693.

The product of its (nonzero) digits is 1088640, while the sum is 49.

The square root of 652890667 is about 25551.7253233515. The cubic root of 652890667 is about 867.5213135531.

The spelling of 652890667 in words is "six hundred fifty-two million, eight hundred ninety thousand, six hundred sixty-seven".