33438226 has 8 divisors (see below), whose sum is σ = 50906160. Its totient is φ = 16469508.

The previous prime is 33438221. The next prime is 33438239. The reversal of 33438226 is 62283433.

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

It is a super-2 number, since 2×33438226² = 2236229916054152, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33438221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 124636 + ... + 124903.

It is an arithmetic number, because the mean of its divisors is an integer number (6363270).

Almost surely, 2^33438226 is an apocalyptic number.

33438226 is a deficient number, since it is larger than the sum of its proper divisors (17467934).

33438226 is a wasteful number, since it uses less digits than its factorization.

33438226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249608.

The product of its digits is 20736, while the sum is 31.

The square root of 33438226 is about 5782.5795282037. The cubic root of 33438226 is about 322.1670172479.

The spelling of 33438226 in words is "thirty-three million, four hundred thirty-eight thousand, two hundred twenty-six".