9425399 has 2 divisors, whose sum is σ = 9425400. Its totient is φ = 9425398.

The previous prime is 9425389. The next prime is 9425419. The reversal of 9425399 is 9935249.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9425399 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9425329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4712699 + 4712700.

It is an arithmetic number, because the mean of its divisors is an integer number (4712700).

Almost surely, 2^9425399 is an apocalyptic number.

9425399 is a deficient number, since it is larger than the sum of its proper divisors (1).

9425399 is an equidigital number, since it uses as much as digits as its factorization.

9425399 is an evil number, because the sum of its binary digits is even.

The product of its digits is 87480, while the sum is 41.

The square root of 9425399 is about 3070.0812692826. The cubic root of 9425399 is about 211.2353415829.

The spelling of 9425399 in words is "nine million, four hundred twenty-five thousand, three hundred ninety-nine".