226189000 has 32 divisors (see below), whose sum is σ = 529284600. Its totient is φ = 90475200.

The previous prime is 226188971. The next prime is 226189013. The reversal of 226189000 is 981622.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 110712484 + 115476516 = 10522^2 + 10746^2 .

It is a super-2 number, since 2×226189000² = 102322927442000000, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 226189000.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 112095 + ... + 114094.

Almost surely, 2^226189000 is an apocalyptic number.

226189000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

226189000 is an abundant number, since it is smaller than the sum of its proper divisors (303095600).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

226189000 is a wasteful number, since it uses less digits than its factorization.

226189000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226210 (or 226196 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 226189000 is about 15039.5811111879. The cubic root of 226189000 is about 609.2896865005.

The spelling of 226189000 in words is "two hundred twenty-six million, one hundred eighty-nine thousand".