3748228 has 24 divisors (see below), whose sum is σ = 7578144. Its totient is φ = 1603200.

The previous prime is 3748219. The next prime is 3748229. The reversal of 3748228 is 8228473.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a junction number, because it is equal to n+sod(n) for n = 3748193 and 3748202.

It is not an unprimeable number, because it can be changed into a prime (3748229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1758 + ... + 3253.

It is an arithmetic number, because the mean of its divisors is an integer number (315756).

Almost surely, 2^3748228 is an apocalyptic number.

It is an amenable number.

3748228 is an abundant number, since it is smaller than the sum of its proper divisors (3829916).

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

3748228 is a wasteful number, since it uses less digits than its factorization.

3748228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5043 (or 5041 counting only the distinct ones).

The product of its digits is 21504, while the sum is 34.

The square root of 3748228 is about 1936.0340906089. The cubic root of 3748228 is about 155.3371502600.

The spelling of 3748228 in words is "three million, seven hundred forty-eight thousand, two hundred twenty-eight".