226994155 has 8 divisors (see below), whose sum is σ = 272475792. Its totient is φ = 181540128.

The previous prime is 226994129. The next prime is 226994203. The reversal of 226994155 is 551499622.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-226994155 is a prime.

It is a Duffinian number.

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, 22872 + ... + 31258.

It is an arithmetic number, because the mean of its divisors is an integer number (34059474).

Almost surely, 2^226994155 is an apocalyptic number.

226994155 is a deficient number, since it is larger than the sum of its proper divisors (45481637).

226994155 is an equidigital number, since it uses as much as digits as its factorization.

226994155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13805.

The product of its digits is 194400, while the sum is 43.

The square root of 226994155 is about 15066.3251989329. The cubic root of 226994155 is about 610.0117842389.

The spelling of 226994155 in words is "two hundred twenty-six million, nine hundred ninety-four thousand, one hundred fifty-five".