8425573 has 8 divisors (see below), whose sum is σ = 9387000. Its totient is φ = 7508928.

The previous prime is 8425553. The next prime is 8425577. The reversal of 8425573 is 3755248.

It is a happy number.

8425573 is digitally balanced in base 3, 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 3969 + 8421604 = 63^2 + 2902^2 .

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 8425573 - 2¹⁷ = 8294501 is a prime.

It is a Duffinian number.

8425573 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8425577) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10798 + ... + 11551.

It is an arithmetic number, because the mean of its divisors is an integer number (1173375).

Almost surely, 2^8425573 is an apocalyptic number.

It is an amenable number.

8425573 is a deficient number, since it is larger than the sum of its proper divisors (961427).

8425573 is a wasteful number, since it uses less digits than its factorization.

8425573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22391.

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

The square root of 8425573 is about 2902.6837581797. The cubic root of 8425573 is about 203.4853505020.

It can be divided in two parts, 8425 and 573, that added together give a palindrome (8998).

The spelling of 8425573 in words is "eight million, four hundred twenty-five thousand, five hundred seventy-three".