9992501 has 6 divisors (see below), whose sum is σ = 10354710. Its totient is φ = 9631496.

The previous prime is 9992497. The next prime is 9992531. The reversal of 9992501 is 1052999.

9992501 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 8614225 + 1378276 = 2935^2 + 1174^2 .

It is not a de Polignac number, because 9992501 - 2² = 9992497 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9992531) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 16730 + ... + 17316.

It is an arithmetic number, because the mean of its divisors is an integer number (1725785).

Almost surely, 2^9992501 is an apocalyptic number.

It is an amenable number.

9992501 is a deficient number, since it is larger than the sum of its proper divisors (362209).

9992501 is an frugal number, since it uses more digits than its factorization.

9992501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1203 (or 616 counting only the distinct ones).

The product of its (nonzero) digits is 7290, while the sum is 35.

The square root of 9992501 is about 3161.0917417880. The cubic root of 9992501 is about 215.3896018501.

The spelling of 9992501 in words is "nine million, nine hundred ninety-two thousand, five hundred one".