224940403 has 4 divisors (see below), whose sum is σ = 225021888. Its totient is φ = 224858920.

The previous prime is 224940389. The next prime is 224940407. The reversal of 224940403 is 304049422.

224940403 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 224940403 - 2¹⁷ = 224809331 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (224940407) 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, 36451 + ... + 42172.

It is an arithmetic number, because the mean of its divisors is an integer number (56255472).

Almost surely, 2^224940403 is an apocalyptic number.

224940403 is a deficient number, since it is larger than the sum of its proper divisors (81485).

224940403 is an equidigital number, since it uses as much as digits as its factorization.

224940403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81484.

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 224940403 is about 14998.0133017677. The cubic root of 224940403 is about 608.1664939275.

Adding to 224940403 its reverse (304049422), we get a palindrome (528989825).

The spelling of 224940403 in words is "two hundred twenty-four million, nine hundred forty thousand, four hundred three".