3219936 has 48 divisors (see below), whose sum is σ = 8954064. Its totient is φ = 1009664.

The previous prime is 3219929. The next prime is 3219947. The reversal of 3219936 is 6399123.

It is a tau number, because it is divible by the number of its divisors (48).

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 3219897 and 3219906.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 646 + ... + 2618.

It is an arithmetic number, because the mean of its divisors is an integer number (186543).

Almost surely, 2^3219936 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 3219936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4477032).

3219936 is an abundant number, since it is smaller than the sum of its proper divisors (5734128).

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

3219936 is a wasteful number, since it uses less digits than its factorization.

3219936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2003 (or 1995 counting only the distinct ones).

The product of its digits is 8748, while the sum is 33.

The square root of 3219936 is about 1794.4180115012. The cubic root of 3219936 is about 147.6666468506. Note that the first 4 decimals are identical.

The spelling of 3219936 in words is "three million, two hundred nineteen thousand, nine hundred thirty-six".