3705228 has 36 divisors (see below), whose sum is σ = 9860760. Its totient is φ = 1169856.

The previous prime is 3705227. The next prime is 3705241. The reversal of 3705228 is 8225073.

3705228 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (3705227) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2025 + ... + 3392.

It is an arithmetic number, because the mean of its divisors is an integer number (273910).

Almost surely, 2^3705228 is an apocalyptic number.

3705228 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

It is an amenable number.

3705228 is an abundant number, since it is smaller than the sum of its proper divisors (6155532).

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

3705228 is a wasteful number, since it uses less digits than its factorization.

3705228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5446 (or 5441 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 3705228 is about 1924.8968803549. The cubic root of 3705228 is about 154.7408503459.

The spelling of 3705228 in words is "three million, seven hundred five thousand, two hundred twenty-eight".