3261072 has 20 divisors (see below), whose sum is σ = 8424560. Its totient is φ = 1087008.

The previous prime is 3261029. The next prime is 3261113. The reversal of 3261072 is 2701623.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33922 + ... + 34017.

It is an arithmetic number, because the mean of its divisors is an integer number (421228).

Almost surely, 2^3261072 is an apocalyptic number.

It is an amenable number.

3261072 is an abundant number, since it is smaller than the sum of its proper divisors (5163488).

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

3261072 is a wasteful number, since it uses less digits than its factorization.

3261072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67950 (or 67944 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 21.

The square root of 3261072 is about 1805.8438470698. The cubic root of 3261072 is about 148.2928217722.

Adding to 3261072 its reverse (2701623), we get a palindrome (5962695).

The spelling of 3261072 in words is "three million, two hundred sixty-one thousand, seventy-two".