9850401 has 48 divisors (see below), whose sum is σ = 16623360. Its totient is φ = 5564160.

The previous prime is 9850387. The next prime is 9850403. The reversal of 9850401 is 1040589.

It is not a de Polignac number, because 9850401 - 2⁵ = 9850369 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9850403) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 134901 + ... + 134973.

It is an arithmetic number, because the mean of its divisors is an integer number (346320).

Almost surely, 2^9850401 is an apocalyptic number.

It is an amenable number.

9850401 is a deficient number, since it is larger than the sum of its proper divisors (6772959).

9850401 is a wasteful number, since it uses less digits than its factorization.

9850401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166 (or 163 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The square root of 9850401 is about 3138.5348492569. The cubic root of 9850401 is about 214.3637291176.

The spelling of 9850401 in words is "nine million, eight hundred fifty thousand, four hundred one".