2321208 has 48 divisors (see below), whose sum is σ = 6367920. Its totient is φ = 763776.

The previous prime is 2321171. The next prime is 2321213. The reversal of 2321208 is 8021232.

It is a happy number.

2321208 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 7260 + ... + 7572.

It is an arithmetic number, because the mean of its divisors is an integer number (132665).

2^2321208 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 2321208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3183960).

2321208 is an abundant number, since it is smaller than the sum of its proper divisors (4046712).

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

2321208 is a wasteful number, since it uses less digits than its factorization.

2321208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 428 (or 421 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 2321208 is about 1523.5511149942. The cubic root of 2321208 is about 132.4050916404.

It can be divided in two parts, 23 and 21208, that multiplied together give a palindrome (487784).

The spelling of 2321208 in words is "two million, three hundred twenty-one thousand, two hundred eight".