2404401 has 8 divisors (see below), whose sum is σ = 3250080. Its totient is φ = 1580832.

The previous prime is 2404399. The next prime is 2404411. The reversal of 2404401 is 1044042.

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

It is not a de Polignac number, because 2404401 - 2¹ = 2404399 is a prime.

It is a super-2 number, since 2×2404401² = 11562288337602, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2404411) 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, 5271 + ... + 5708.

It is an arithmetic number, because the mean of its divisors is an integer number (406260).

2^2404401 is an apocalyptic number.

It is an amenable number.

2404401 is a deficient number, since it is larger than the sum of its proper divisors (845679).

2404401 is a wasteful number, since it uses less digits than its factorization.

2404401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11055.

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 2404401 is about 1550.6131045493. The cubic root of 2404401 is about 133.9683782219.

Adding to 2404401 its reverse (1044042), we get a palindrome (3448443).

The spelling of 2404401 in words is "two million, four hundred four thousand, four hundred one".