330136340 has 12 divisors (see below), whose sum is σ = 693286356. Its totient is φ = 132054528.

The previous prime is 330136337. The next prime is 330136349. The reversal of 330136340 is 43631033.

It can be written as a sum of positive squares in 2 ways, for example, as 236975236 + 93161104 = 15394^2 + 9652^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (330136349) 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, 8253389 + ... + 8253428.

It is an arithmetic number, because the mean of its divisors is an integer number (57773863).

Almost surely, 2^330136340 is an apocalyptic number.

It is an amenable number.

330136340 is an abundant number, since it is smaller than the sum of its proper divisors (363150016).

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

330136340 is a wasteful number, since it uses less digits than its factorization.

330136340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16506826 (or 16506824 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 23.

The square root of 330136340 is about 18169.6543720567. The cubic root of 330136340 is about 691.1374782921.

Adding to 330136340 its reverse (43631033), we get a palindrome (373767373).

The spelling of 330136340 in words is "three hundred thirty million, one hundred thirty-six thousand, three hundred forty".