9926425 has 6 divisors (see below), whose sum is σ = 12308798. Its totient is φ = 7941120.

The previous prime is 9926401. The next prime is 9926443. The reversal of 9926425 is 5246299.

It can be written as a sum of positive squares in 3 ways, for example, as 322624 + 9603801 = 568^2 + 3099^2 .

It is not a de Polignac number, because 9926425 - 2⁵ = 9926393 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 198504 + ... + 198553.

Almost surely, 2^9926425 is an apocalyptic number.

It is an amenable number.

9926425 is a deficient number, since it is larger than the sum of its proper divisors (2382373).

9926425 is a wasteful number, since it uses less digits than its factorization.

9926425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 397067 (or 397062 counting only the distinct ones).

The product of its digits is 38880, while the sum is 37.

The square root of 9926425 is about 3150.6229542743. The cubic root of 9926425 is about 214.9137927326.

The spelling of 9926425 in words is "nine million, nine hundred twenty-six thousand, four hundred twenty-five".