330020790 has 64 divisors (see below), whose sum is σ = 901642752. Its totient is φ = 76524800.

The previous prime is 330020777. The next prime is 330020791. The reversal of 330020790 is 97020033.

330020790 is a modest number, since divided by 20790 gives 330 as remainder.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 330020790.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (330020791) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14151 + ... + 29330.

It is an arithmetic number, because the mean of its divisors is an integer number (14088168).

Almost surely, 2^330020790 is an apocalyptic number.

330020790 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

330020790 is an abundant number, since it is smaller than the sum of its proper divisors (571621962).

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

330020790 is a wasteful number, since it uses less digits than its factorization.

330020790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43525.

The product of its (nonzero) digits is 1134, while the sum is 24.

The square root of 330020790 is about 18166.4743414896. The cubic root of 330020790 is about 691.0568345852.

It can be divided in two parts, 3300 and 20790, that added together give a triangular number (24090 = T₂₁₉).

The spelling of 330020790 in words is "three hundred thirty million, twenty thousand, seven hundred ninety".