11404430 has 16 divisors (see below), whose sum is σ = 20653920. Its totient is φ = 4533792.

The previous prime is 11404423. The next prime is 11404447. The reversal of 11404430 is 3440411.

It is a super-2 number, since 2×11404430² = 260122047249800, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11404399 and 11404408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1745 + ... + 5084.

It is an arithmetic number, because the mean of its divisors is an integer number (1290870).

Almost surely, 2^11404430 is an apocalyptic number.

11404430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11404430 is a deficient number, since it is larger than the sum of its proper divisors (9249490).

11404430 is a wasteful number, since it uses less digits than its factorization.

11404430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7003.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 11404430 is about 3377.0445658889. The cubic root of 11404430 is about 225.0908604228.

Adding to 11404430 its reverse (3440411), we get a palindrome (14844841).

The spelling of 11404430 in words is "eleven million, four hundred four thousand, four hundred thirty".