330243461 has 4 divisors (see below), whose sum is σ = 331559424. Its totient is φ = 328927500.

The previous prime is 330243449. The next prime is 330243467. The reversal of 330243461 is 164342033.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 330243461 - 2¹⁸ = 329981317 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 330243461.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (330243467) 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, 657605 + ... + 658106.

It is an arithmetic number, because the mean of its divisors is an integer number (82889856).

Almost surely, 2^330243461 is an apocalyptic number.

It is an amenable number.

330243461 is a deficient number, since it is larger than the sum of its proper divisors (1315963).

330243461 is a wasteful number, since it uses less digits than its factorization.

330243461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1315962.

The product of its (nonzero) digits is 5184, while the sum is 26.

The square root of 330243461 is about 18172.6019325797. The cubic root of 330243461 is about 691.2122224939.

Adding to 330243461 its reverse (164342033), we get a palindrome (494585494).

The spelling of 330243461 in words is "three hundred thirty million, two hundred forty-three thousand, four hundred sixty-one".