3356684921 has 8 divisors (see below), whose sum is σ = 3398522400. Its totient is φ = 3314880832.

The previous prime is 3356684911. The next prime is 3356684923. The reversal of 3356684921 is 1294866533.

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

It is a cyclic number.

It is not a de Polignac number, because 3356684921 - 2⁶ = 3356684857 is a prime.

It is a super-2 number, since 2×3356684921² = 22534667317737552482, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3356684923) 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, 239105 + ... + 252753.

It is an arithmetic number, because the mean of its divisors is an integer number (424815300).

Almost surely, 2^3356684921 is an apocalyptic number.

It is an amenable number.

3356684921 is a deficient number, since it is larger than the sum of its proper divisors (41837479).

3356684921 is a wasteful number, since it uses less digits than its factorization.

3356684921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16695.

The product of its digits is 933120, while the sum is 47.

The square root of 3356684921 is about 57936.9046549779. The cubic root of 3356684921 is about 1497.2817319511.

The spelling of 3356684921 in words is "three billion, three hundred fifty-six million, six hundred eighty-four thousand, nine hundred twenty-one".