3340373221 has 4 divisors (see below), whose sum is σ = 3340625292. Its totient is φ = 3340121152.

The previous prime is 3340373167. The next prime is 3340373233. The reversal of 3340373221 is 1223730433.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 465912225 + 2874460996 = 21585^2 + 53614^2 .

It is a cyclic number.

It is not a de Polignac number, because 3340373221 - 2¹⁹ = 3339848933 is a prime.

It is a super-2 number, since 2×3340373221² = 22316186511147829682, which contains 22 as substring.

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 3340373221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3340373821) 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, 104986 + ... + 133051.

It is an arithmetic number, because the mean of its divisors is an integer number (835156323).

Almost surely, 2^3340373221 is an apocalyptic number.

It is an amenable number.

3340373221 is a deficient number, since it is larger than the sum of its proper divisors (252071).

3340373221 is a wasteful number, since it uses less digits than its factorization.

3340373221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252070.

The product of its (nonzero) digits is 9072, while the sum is 28.

The square root of 3340373221 is about 57795.9619783251. The cubic root of 3340373221 is about 1494.8524622583.

The spelling of 3340373221 in words is "three billion, three hundred forty million, three hundred seventy-three thousand, two hundred twenty-one".