8572345 has 8 divisors (see below), whose sum is σ = 10565064. Its totient is φ = 6672384.

The previous prime is 8572339. The next prime is 8572349. The reversal of 8572345 is 5432758.

It is a happy number.

8572345 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 2085136 + 6487209 = 1444^2 + 2547^2 .

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 8572345 - 2⁷ = 8572217 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 8572345.

It is not an unprimeable number, because it can be changed into a prime (8572349) 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, 22984 + ... + 23353.

It is an arithmetic number, because the mean of its divisors is an integer number (1320633).

Almost surely, 2^8572345 is an apocalyptic number.

It is an amenable number.

8572345 is a deficient number, since it is larger than the sum of its proper divisors (1992719).

8572345 is a wasteful number, since it uses less digits than its factorization.

8572345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46379.

The product of its digits is 33600, while the sum is 34.

The square root of 8572345 is about 2927.8567246366. The cubic root of 8572345 is about 204.6601149580.

The spelling of 8572345 in words is "eight million, five hundred seventy-two thousand, three hundred forty-five".