3228738 has 8 divisors (see below), whose sum is σ = 6457488. Its totient is φ = 1076244.

The previous prime is 3228737. The next prime is 3228739. The reversal of 3228738 is 8378223.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3228737) and next prime (3228739).

It is a sphenic number, since it is the product of 3 distinct primes.

3228738 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 3228699 and 3228708.

It is not an unprimeable number, because it can be changed into a prime (3228733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 269056 + ... + 269067.

It is an arithmetic number, because the mean of its divisors is an integer number (807186).

Almost surely, 2^3228738 is an apocalyptic number.

3228738 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3228738 is a wasteful number, since it uses less digits than its factorization.

3228738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 538128.

The product of its digits is 16128, while the sum is 33.

The square root of 3228738 is about 1796.8689434681. The cubic root of 3228738 is about 147.8010780194.

The spelling of 3228738 in words is "three million, two hundred twenty-eight thousand, seven hundred thirty-eight".