9409401 has 12 divisors (see below), whose sum is σ = 13623012. Its totient is φ = 6258336.

The previous prime is 9409373. The next prime is 9409403. The reversal of 9409401 is 1049049.

It can be written as a sum of positive squares in 2 ways, for example, as 3059001 + 6350400 = 1749^2 + 2520^2 .

It is not a de Polignac number, because 9409401 - 2⁷ = 9409273 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9409403) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4075 + ... + 5951.

It is an arithmetic number, because the mean of its divisors is an integer number (1135251).

Almost surely, 2^9409401 is an apocalyptic number.

It is an amenable number.

9409401 is a deficient number, since it is larger than the sum of its proper divisors (4213611).

9409401 is a wasteful number, since it uses less digits than its factorization.

9409401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2440 (or 2437 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 9409401 is about 3067.4746942721. The cubic root of 9409401 is about 211.1157619679.

The spelling of 9409401 in words is "nine million, four hundred nine thousand, four hundred one".