330400940 has 48 divisors (see below), whose sum is σ = 709738848. Its totient is φ = 129153024.

The previous prime is 330400921. The next prime is 330400943. The reversal of 330400940 is 49004033.

It is not an unprimeable number, because it can be changed into a prime (330400943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 373739 + ... + 374621.

It is an arithmetic number, because the mean of its divisors is an integer number (14786226).

Almost surely, 2^330400940 is an apocalyptic number.

It is an amenable number.

330400940 is an abundant number, since it is smaller than the sum of its proper divisors (379337908).

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

330400940 is a wasteful number, since it uses less digits than its factorization.

330400940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1298 (or 1296 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 330400940 is about 18176.9342849668. The cubic root of 330400940 is about 691.3220748956.

Adding to 330400940 its reverse (49004033), we get a palindrome (379404973).

The spelling of 330400940 in words is "three hundred thirty million, four hundred thousand, nine hundred forty".