330243140 has 24 divisors (see below), whose sum is σ = 698810112. Its totient is φ = 131087840.

The previous prime is 330243107. The next prime is 330243181. The reversal of 330243140 is 41342033.

It is a Harshad number since it is a multiple of its sum of digits (20).

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, 60404 + ... + 65643.

It is an arithmetic number, because the mean of its divisors is an integer number (29117088).

Almost surely, 2^330243140 is an apocalyptic number.

It is an amenable number.

330243140 is an abundant number, since it is smaller than the sum of its proper divisors (368566972).

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

330243140 is a wasteful number, since it uses less digits than its factorization.

330243140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126187 (or 126185 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 330243140 is about 18172.5931006007. The cubic root of 330243140 is about 691.2119985388.

Adding to 330243140 its reverse (41342033), we get a palindrome (371585173).

The spelling of 330243140 in words is "three hundred thirty million, two hundred forty-three thousand, one hundred forty".