652197855 has 8 divisors (see below), whose sum is σ = 1043516592. Its totient is φ = 347838848.

The previous prime is 652197823. The next prime is 652197863. The reversal of 652197855 is 558791256.

It is a happy number.

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 652197855 - 2⁵ = 652197823 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21739914 + ... + 21739943.

It is an arithmetic number, because the mean of its divisors is an integer number (130439574).

Almost surely, 2^652197855 is an apocalyptic number.

652197855 is a deficient number, since it is larger than the sum of its proper divisors (391318737).

652197855 is a wasteful number, since it uses less digits than its factorization.

652197855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43479865.

The product of its digits is 756000, while the sum is 48.

The square root of 652197855 is about 25538.1646756379. The cubic root of 652197855 is about 867.2143495006.

The spelling of 652197855 in words is "six hundred fifty-two million, one hundred ninety-seven thousand, eight hundred fifty-five".