224379403 has 2 divisors, whose sum is σ = 224379404. Its totient is φ = 224379402.

The previous prime is 224379391. The next prime is 224379427. The reversal of 224379403 is 304973422.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-224379403 is a prime.

It is a super-2 number, since 2×224379403² = 100692232981272818, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (224379473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112189701 + 112189702.

It is an arithmetic number, because the mean of its divisors is an integer number (112189702).

Almost surely, 2^224379403 is an apocalyptic number.

224379403 is a deficient number, since it is larger than the sum of its proper divisors (1).

224379403 is an equidigital number, since it uses as much as digits as its factorization.

224379403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 34.

The square root of 224379403 is about 14979.2991491591. The cubic root of 224379403 is about 607.6604851848.

The spelling of 224379403 in words is "two hundred twenty-four million, three hundred seventy-nine thousand, four hundred three".