9812901 has 16 divisors (see below), whose sum is σ = 15302144. Its totient is φ = 5476464.

The previous prime is 9812867. The next prime is 9812903. The reversal of 9812901 is 1092189.

9812901 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9812901 - 2⁶ = 9812837 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9812903) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4531 + ... + 6336.

It is an arithmetic number, because the mean of its divisors is an integer number (956384).

Almost surely, 2^9812901 is an apocalyptic number.

It is an amenable number.

9812901 is a deficient number, since it is larger than the sum of its proper divisors (5489243).

9812901 is a wasteful number, since it uses less digits than its factorization.

9812901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10920.

The product of its (nonzero) digits is 1296, while the sum is 30.

The square root of 9812901 is about 3132.5550274496. Note that the first 3 decimals coincide. The cubic root of 9812901 is about 214.0913590765.

The spelling of 9812901 in words is "nine million, eight hundred twelve thousand, nine hundred one".