9401040 has 120 divisors (see below), whose sum is σ = 34471008. Its totient is φ = 2277120.

The previous prime is 9401033. The next prime is 9401053. The reversal of 9401040 is 401049.

9401040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7327 + ... + 8513.

Almost surely, 2^9401040 is an apocalyptic number.

9401040 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9401040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17235504).

9401040 is an abundant number, since it is smaller than the sum of its proper divisors (25069968).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9401040 is a wasteful number, since it uses less digits than its factorization.

9401040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1217 (or 1208 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 9401040 is about 3066.1115439592. Note that the first 3 decimals coincide. The cubic root of 9401040 is about 211.0532123977.

Adding to 9401040 its reverse (401049), we get a palindrome (9802089).

The spelling of 9401040 in words is "nine million, four hundred one thousand, forty".