3333209216 has 64 divisors (see below), whose sum is σ = 7055748000. Its totient is φ = 1564010496.

The previous prime is 3333209149. The next prime is 3333209219. The reversal of 3333209216 is 6129023333.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×3333209216² = 22220567355254669312, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is not an unprimeable number, because it can be changed into a prime (3333209219) 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, 253820 + ... + 266628.

Almost surely, 2^3333209216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3333209216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3527874000).

3333209216 is an abundant number, since it is smaller than the sum of its proper divisors (3722538784).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3333209216 is a wasteful number, since it uses less digits than its factorization.

3333209216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12949 (or 12937 counting only the distinct ones).

The product of its (nonzero) digits is 17496, while the sum is 32.

The square root of 3333209216 is about 57733.9520213193. The cubic root of 3333209216 is about 1493.7830412887.

The spelling of 3333209216 in words is "three billion, three hundred thirty-three million, two hundred nine thousand, two hundred sixteen".