3005421331 has 8 divisors (see below), whose sum is σ = 3315481200. Its totient is φ = 2701501440.

The previous prime is 3005421329. The next prime is 3005421361. The reversal of 3005421331 is 1331245003.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3005421331 - 2¹ = 3005421329 is a prime.

It is a super-2 number, since 2×3005421331² = 18065114753659623122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3005421361) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1533966 + ... + 1535923.

It is an arithmetic number, because the mean of its divisors is an integer number (414435150).

Almost surely, 2^3005421331 is an apocalyptic number.

3005421331 is a deficient number, since it is larger than the sum of its proper divisors (310059869).

3005421331 is a wasteful number, since it uses less digits than its factorization.

3005421331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3069989.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 3005421331 is about 54821.7231670074. The cubic root of 3005421331 is about 1443.1178155462.

Adding to 3005421331 its reverse (1331245003), we get a palindrome (4336666334).

The spelling of 3005421331 in words is "three billion, five million, four hundred twenty-one thousand, three hundred thirty-one".