3724228 has 12 divisors (see below), whose sum is σ = 6860560. Its totient is φ = 1764072.

The previous prime is 3724223. The next prime is 3724243. The reversal of 3724228 is 8224273.

3724228 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 3724196 and 3724205.

It is not an unprimeable number, because it can be changed into a prime (3724223) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 24426 + ... + 24577.

Almost surely, 2^3724228 is an apocalyptic number.

3724228 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

It is an amenable number.

3724228 is a deficient number, since it is larger than the sum of its proper divisors (3136332).

3724228 is a wasteful number, since it uses less digits than its factorization.

3724228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49026 (or 49024 counting only the distinct ones).

The product of its digits is 5376, while the sum is 28.

The square root of 3724228 is about 1929.8258988831. The cubic root of 3724228 is about 155.0048975213.

The spelling of 3724228 in words is "three million, seven hundred twenty-four thousand, two hundred twenty-eight".