9421901 has 8 divisors (see below), whose sum is σ = 9602040. Its totient is φ = 9243648.

The previous prime is 9421883. The next prime is 9421903. The reversal of 9421901 is 1091249.

9421901 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 4 ways, for example, as 391876 + 9030025 = 626^2 + 3005^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9421901 - 2¹⁰ = 9420877 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 (9421903) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12935 + ... + 13643.

It is an arithmetic number, because the mean of its divisors is an integer number (1200255).

Almost surely, 2^9421901 is an apocalyptic number.

It is an amenable number.

9421901 is a deficient number, since it is larger than the sum of its proper divisors (180139).

9421901 is a wasteful number, since it uses less digits than its factorization.

9421901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 943.

The product of its (nonzero) digits is 648, while the sum is 26.

The square root of 9421901 is about 3069.5115246567. The cubic root of 9421901 is about 211.2092067865.

The spelling of 9421901 in words is "nine million, four hundred twenty-one thousand, nine hundred one".