20030226 has 8 divisors (see below), whose sum is σ = 40060464. Its totient is φ = 6676740.

The previous prime is 20030207. The next prime is 20030239. The reversal of 20030226 is 62203002.

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

20030226 is an admirable number.

It is a super-2 number, since 2×20030226² = 802419907222152, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1669180 + ... + 1669191.

It is an arithmetic number, because the mean of its divisors is an integer number (5007558).

Almost surely, 2^20030226 is an apocalyptic number.

20030226 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

20030226 is a wasteful number, since it uses less digits than its factorization.

20030226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3338376.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 20030226 is about 4475.5140486876. The cubic root of 20030226 is about 271.5784361420.

Adding to 20030226 its reverse (62203002), we get a palindrome (82233228).

The spelling of 20030226 in words is "twenty million, thirty thousand, two hundred twenty-six".