223914399 has 4 divisors (see below), whose sum is σ = 298552536. Its totient is φ = 149276264.

The previous prime is 223914377. The next prime is 223914401. The reversal of 223914399 is 993419322.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 223914399 - 2⁵ = 223914367 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 223914399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223914349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37319064 + ... + 37319069.

It is an arithmetic number, because the mean of its divisors is an integer number (74638134).

Almost surely, 2^223914399 is an apocalyptic number.

223914399 is a deficient number, since it is larger than the sum of its proper divisors (74638137).

223914399 is an equidigital number, since it uses as much as digits as its factorization.

223914399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74638136.

The product of its digits is 104976, while the sum is 42.

The square root of 223914399 is about 14963.7695451380. The cubic root of 223914399 is about 607.2404228957.

The spelling of 223914399 in words is "two hundred twenty-three million, nine hundred fourteen thousand, three hundred ninety-nine".