8425425 has 12 divisors (see below), whose sum is σ = 13930160. Its totient is φ = 4493520.

The previous prime is 8425423. The next prime is 8425427. The reversal of 8425425 is 5245248.

It is an interprime number because it is at equal distance from previous prime (8425423) and next prime (8425427).

It is not a de Polignac number, because 8425425 - 2¹ = 8425423 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8425392 and 8425401.

It is not an unprimeable number, because it can be changed into a prime (8425423) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 56095 + ... + 56244.

Almost surely, 2^8425425 is an apocalyptic number.

It is an amenable number.

8425425 is a deficient number, since it is larger than the sum of its proper divisors (5504735).

8425425 is a wasteful number, since it uses less digits than its factorization.

8425425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112352 (or 112347 counting only the distinct ones).

The product of its digits is 12800, while the sum is 30.

The square root of 8425425 is about 2902.6582644190. The cubic root of 8425425 is about 203.4841590496.

The spelling of 8425425 in words is "eight million, four hundred twenty-five thousand, four hundred twenty-five".