858007223 has 4 divisors (see below), whose sum is σ = 861105000. Its totient is φ = 854909448.

The previous prime is 858007211. The next prime is 858007237. The reversal of 858007223 is 322700858.

It is a happy number.

858007223 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 cyclic number.

It is not a de Polignac number, because 858007223 - 2⁸ = 858006967 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 (858007823) 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, 1548473 + ... + 1549026.

It is an arithmetic number, because the mean of its divisors is an integer number (215276250).

Almost surely, 2^858007223 is an apocalyptic number.

858007223 is a deficient number, since it is larger than the sum of its proper divisors (3097777).

858007223 is a wasteful number, since it uses less digits than its factorization.

858007223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3097776.

The product of its (nonzero) digits is 26880, while the sum is 35.

The square root of 858007223 is about 29291.7603260712. The cubic root of 858007223 is about 950.2334506610.

The spelling of 858007223 in words is "eight hundred fifty-eight million, seven thousand, two hundred twenty-three".