3261984 has 48 divisors (see below), whose sum is σ = 9344160. Its totient is φ = 988160.

The previous prime is 3261967. The next prime is 3262003. The reversal of 3261984 is 4891623.

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

It is a Harshad number since it is a multiple of its sum of digits (33).

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, 489 + ... + 2600.

It is an arithmetic number, because the mean of its divisors is an integer number (194670).

Almost surely, 2^3261984 is an apocalyptic number.

It is an amenable number.

3261984 is an abundant number, since it is smaller than the sum of its proper divisors (6082176).

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

3261984 is a wasteful number, since it uses less digits than its factorization.

3261984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3113 (or 3105 counting only the distinct ones).

The product of its digits is 10368, while the sum is 33.

The square root of 3261984 is about 1806.0963429452. The cubic root of 3261984 is about 148.3066444710.

The spelling of 3261984 in words is "three million, two hundred sixty-one thousand, nine hundred eighty-four".