11223478 has 8 divisors (see below), whose sum is σ = 19240272. Its totient is φ = 4810056.

The previous prime is 11223461. The next prime is 11223503. The reversal of 11223478 is 87432211.

11223478 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a plaindrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 400825 + ... + 400852.

It is an arithmetic number, because the mean of its divisors is an integer number (2405034).

Almost surely, 2^11223478 is an apocalyptic number.

11223478 is a deficient number, since it is larger than the sum of its proper divisors (8016794).

11223478 is an equidigital number, since it uses as much as digits as its factorization.

11223478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 801686.

The product of its digits is 2688, while the sum is 28.

The square root of 11223478 is about 3350.1459669692. The cubic root of 11223478 is about 223.8940160827.

Adding to 11223478 its reverse (87432211), we get a palindrome (98655689).

The spelling of 11223478 in words is "eleven million, two hundred twenty-three thousand, four hundred seventy-eight".