3261550 has 48 divisors (see below), whose sum is σ = 6530832. Its totient is φ = 1209600.

The previous prime is 3261547. The next prime is 3261551. The reversal of 3261550 is 551623.

It is a happy number.

3261550 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a plaindrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3261551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 75829 + ... + 75871.

It is an arithmetic number, because the mean of its divisors is an integer number (136059).

Almost surely, 2^3261550 is an apocalyptic number.

3261550 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

3261550 is a wasteful number, since it uses less digits than its factorization.

3261550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133 (or 128 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 3261550 is about 1805.9761903192. The cubic root of 3261550 is about 148.3000668852.

The spelling of 3261550 in words is "three million, two hundred sixty-one thousand, five hundred fifty".