330481369 has 2 divisors, whose sum is σ = 330481370. Its totient is φ = 330481368.

The previous prime is 330481339. The next prime is 330481391. The reversal of 330481369 is 963184033.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 305830144 + 24651225 = 17488^2 + 4965^2 .

It is a cyclic number.

It is not a de Polignac number, because 330481369 - 2⁵ = 330481337 is a prime.

It is a super-2 number, since 2×330481369² = 218435870512228322, which contains 22 as substring.

It is equal to p_17809840 and since 330481369 and 17809840 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (330481339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165240684 + 165240685.

It is an arithmetic number, because the mean of its divisors is an integer number (165240685).

Almost surely, 2^330481369 is an apocalyptic number.

It is an amenable number.

330481369 is a deficient number, since it is larger than the sum of its proper divisors (1).

330481369 is an equidigital number, since it uses as much as digits as its factorization.

330481369 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46656, while the sum is 37.

The square root of 330481369 is about 18179.1465421235. The cubic root of 330481369 is about 691.3781661727.

The spelling of 330481369 in words is "three hundred thirty million, four hundred eighty-one thousand, three hundred sixty-nine".