3345221481 has 16 divisors (see below), whose sum is σ = 5098942464. Its totient is φ = 1911006864.

The previous prime is 3345221441. The next prime is 3345221497. The reversal of 3345221481 is 1841225433.

It is not a de Polignac number, because 3345221481 - 2¹¹ = 3345219433 is a prime.

It is a super-2 number, since 2×3345221481² = 22381013513887666722, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3345221431) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58920 + ... + 100806.

It is an arithmetic number, because the mean of its divisors is an integer number (318683904).

Almost surely, 2^3345221481 is an apocalyptic number.

It is an amenable number.

3345221481 is a deficient number, since it is larger than the sum of its proper divisors (1753720983).

3345221481 is a wasteful number, since it uses less digits than its factorization.

3345221481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45700.

The product of its digits is 23040, while the sum is 33.

The square root of 3345221481 is about 57837.8896658583. The cubic root of 3345221481 is about 1495.5753285774.

The spelling of 3345221481 in words is "three billion, three hundred forty-five million, two hundred twenty-one thousand, four hundred eighty-one".