226624321 has 8 divisors (see below), whose sum is σ = 282544704. Its totient is φ = 176590320.

The previous prime is 226624253. The next prime is 226624327. The reversal of 226624321 is 123426622.

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

It is a cyclic number.

It is not a de Polignac number, because 226624321 - 2²³ = 218235713 is a prime.

It is a super-2 number, since 2×226624321² = 102717165737422082, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 226624321.

It is not an unprimeable number, because it can be changed into a prime (226624327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1471510 + ... + 1471663.

It is an arithmetic number, because the mean of its divisors is an integer number (35318088).

Almost surely, 2^226624321 is an apocalyptic number.

It is an amenable number.

226624321 is a deficient number, since it is larger than the sum of its proper divisors (55920383).

226624321 is a wasteful number, since it uses less digits than its factorization.

226624321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2943191.

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

The square root of 226624321 is about 15054.0466652658. The cubic root of 226624321 is about 609.6803135427.

The spelling of 226624321 in words is "two hundred twenty-six million, six hundred twenty-four thousand, three hundred twenty-one".