330694226 has 4 divisors (see below), whose sum is σ = 496041342. Its totient is φ = 165347112.

The previous prime is 330694223. The next prime is 330694229. The reversal of 330694226 is 622496033.

It is a Cunningham number, because it is equal to 18185²+1.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 622496033 = 61 ⋅10204853.

It is an interprime number because it is at equal distance from previous prime (330694223) and next prime (330694229).

It can be written as a sum of positive squares in only one way, i.e., 330694225 + 1 = 18185^2 + 1^2 .

It is a super-2 number, since 2×330694226² = 218717342219478152, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (330694223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82673555 + ... + 82673558.

Almost surely, 2^330694226 is an apocalyptic number.

330694226 is a deficient number, since it is larger than the sum of its proper divisors (165347116).

330694226 is a wasteful number, since it uses less digits than its factorization.

330694226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165347115.

The product of its (nonzero) digits is 46656, while the sum is 35.

The square root of 330694226 is about 18185.0000274952. Note that the first 4 decimals coincide. The cubic root of 330694226 is about 691.5265689896.

The spelling of 330694226 in words is "three hundred thirty million, six hundred ninety-four thousand, two hundred twenty-six".