226629403 has 64 divisors (see below), whose sum is σ = 324817920. Its totient is φ = 152409600.

The previous prime is 226629401. The next prime is 226629409. The reversal of 226629403 is 304926622.

It is a happy number.

It is not a de Polignac number, because 226629403 - 2¹ = 226629401 is a prime.

It is not an unprimeable number, because it can be changed into a prime (226629401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1073968 + ... + 1074178.

It is an arithmetic number, because the mean of its divisors is an integer number (5075280).

Almost surely, 2^226629403 is an apocalyptic number.

226629403 is a deficient number, since it is larger than the sum of its proper divisors (98188517).

226629403 is a wasteful number, since it uses less digits than its factorization.

226629403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308.

The product of its (nonzero) digits is 31104, while the sum is 34.

The square root of 226629403 is about 15054.2154561438. The cubic root of 226629403 is about 609.6848708238.

The spelling of 226629403 in words is "two hundred twenty-six million, six hundred twenty-nine thousand, four hundred three".