16670226 has 16 divisors (see below), whose sum is σ = 33685344. Its totient is φ = 5499264.

The previous prime is 16670209. The next prime is 16670233. The reversal of 16670226 is 62207661.

It is a junction number, because it is equal to n+sod(n) for n = 16670193 and 16670202.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13740 + ... + 14903.

It is an arithmetic number, because the mean of its divisors is an integer number (2105334).

Almost surely, 2^16670226 is an apocalyptic number.

16670226 is an abundant number, since it is smaller than the sum of its proper divisors (17015118).

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

16670226 is a wasteful number, since it uses less digits than its factorization.

16670226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28745.

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 16670226 is about 4082.9188088915. The cubic root of 16670226 is about 255.4546598416.

Adding to 16670226 its reverse (62207661), we get a palindrome (78877887).

The spelling of 16670226 in words is "sixteen million, six hundred seventy thousand, two hundred twenty-six".