9925726 has 4 divisors (see below), whose sum is σ = 14888592. Its totient is φ = 4962862.

The previous prime is 9925717. The next prime is 9925757. The reversal of 9925726 is 6275299.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2481430 + ... + 2481433.

It is an arithmetic number, because the mean of its divisors is an integer number (3722148).

Almost surely, 2^9925726 is an apocalyptic number.

9925726 is a deficient number, since it is larger than the sum of its proper divisors (4962866).

9925726 is a wasteful number, since it uses less digits than its factorization.

9925726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4962865.

The product of its digits is 68040, while the sum is 40.

The square root of 9925726 is about 3150.5120218783. The cubic root of 9925726 is about 214.9087480072.

The spelling of 9925726 in words is "nine million, nine hundred twenty-five thousand, seven hundred twenty-six".