226686450 has 24 divisors (see below), whose sum is σ = 562182768. Its totient is φ = 60449680.

The previous prime is 226686407. The next prime is 226686451. The reversal of 226686450 is 54686622.

It is a super-2 number, since 2×226686450² = 102773493227205000, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 226686399 and 226686408.

It is not an unprimeable number, because it can be changed into a prime (226686451) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 755472 + ... + 755771.

It is an arithmetic number, because the mean of its divisors is an integer number (23424282).

Almost surely, 2^226686450 is an apocalyptic number.

226686450 is an abundant number, since it is smaller than the sum of its proper divisors (335496318).

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

226686450 is a wasteful number, since it uses less digits than its factorization.

226686450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1511258 (or 1511253 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 39.

The square root of 226686450 is about 15056.1100553895. The cubic root of 226686450 is about 609.7360230198.

The spelling of 226686450 in words is "two hundred twenty-six million, six hundred eighty-six thousand, four hundred fifty".