3662320 has 20 divisors (see below), whose sum is σ = 8515080. Its totient is φ = 1464896.

The previous prime is 3662311. The next prime is 3662363. The reversal of 3662320 is 232663.

It is a tau number, because it is divible by the number of its divisors (20).

It is a junction number, because it is equal to n+sod(n) for n = 3662291 and 3662300.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22810 + ... + 22969.

It is an arithmetic number, because the mean of its divisors is an integer number (425754).

Almost surely, 2^3662320 is an apocalyptic number.

It is an amenable number.

3662320 is an abundant number, since it is smaller than the sum of its proper divisors (4852760).

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

3662320 is a wasteful number, since it uses less digits than its factorization.

3662320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45792 (or 45786 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 3662320 is about 1913.7188926277. The cubic root of 3662320 is about 154.1412096591.

Adding to 3662320 its reverse (232663), we get a palindrome (3894983).

The spelling of 3662320 in words is "three million, six hundred sixty-two thousand, three hundred twenty".