652394893 has 4 divisors (see below), whose sum is σ = 658728928. Its totient is φ = 646060860.

The previous prime is 652394881. The next prime is 652394903. The reversal of 652394893 is 398493256.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 652394893 - 2²⁹ = 115523981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (652394833) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3166863 + ... + 3167068.

It is an arithmetic number, because the mean of its divisors is an integer number (164682232).

Almost surely, 2^652394893 is an apocalyptic number.

It is an amenable number.

652394893 is a deficient number, since it is larger than the sum of its proper divisors (6334035).

652394893 is a wasteful number, since it uses less digits than its factorization.

652394893 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6334034.

The product of its digits is 1399680, while the sum is 49.

The square root of 652394893 is about 25542.0221008439. The cubic root of 652394893 is about 867.3016731938.

The spelling of 652394893 in words is "six hundred fifty-two million, three hundred ninety-four thousand, eight hundred ninety-three".