9040401 has 12 divisors (see below), whose sum is σ = 13098228. Its totient is φ = 6008544.

The previous prime is 9040399. The next prime is 9040411. The reversal of 9040401 is 1040409.

It can be written as a sum of positive squares in 2 ways, for example, as 4309776 + 4730625 = 2076^2 + 2175^2 .

It is not a de Polignac number, because 9040401 - 2¹ = 9040399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9040411) 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, 2011 + ... + 4703.

It is an arithmetic number, because the mean of its divisors is an integer number (1091519).

Almost surely, 2^9040401 is an apocalyptic number.

It is an amenable number.

9040401 is a deficient number, since it is larger than the sum of its proper divisors (4057827).

9040401 is a wasteful number, since it uses less digits than its factorization.

9040401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3072 (or 3069 counting only the distinct ones).

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

The square root of 9040401 is about 3006.7259602431. The cubic root of 9040401 is about 208.3191676057.

The spelling of 9040401 in words is "nine million, forty thousand, four hundred one".