8506425 has 24 divisors (see below), whose sum is σ = 14552640. Its totient is φ = 4379200.

The previous prime is 8506423. The next prime is 8506427. The reversal of 8506425 is 5246058.

It is an interprime number because it is at equal distance from previous prime (8506423) and next prime (8506427).

It is not a de Polignac number, because 8506425 - 2¹ = 8506423 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8506392 and 8506401.

It is not an unprimeable number, because it can be changed into a prime (8506423) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 220 + ... + 4130.

It is an arithmetic number, because the mean of its divisors is an integer number (606360).

Almost surely, 2^8506425 is an apocalyptic number.

It is an amenable number.

8506425 is a deficient number, since it is larger than the sum of its proper divisors (6046215).

8506425 is a wasteful number, since it uses less digits than its factorization.

8506425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3953 (or 3948 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

The square root of 8506425 is about 2916.5776176882. The cubic root of 8506425 is about 204.1341629963.

The spelling of 8506425 in words is "eight million, five hundred six thousand, four hundred twenty-five".