3722828 has 6 divisors (see below), whose sum is σ = 6514956. Its totient is φ = 1861412.

The previous prime is 3722827. The next prime is 3722833. The reversal of 3722828 is 8282273.

3722828 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 3722794 and 3722803.

It is not an unprimeable number, because it can be changed into a prime (3722827) 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 as a sum of consecutive naturals, namely, 465350 + ... + 465357.

It is an arithmetic number, because the mean of its divisors is an integer number (1085826).

Almost surely, 2^3722828 is an apocalyptic number.

It is an amenable number.

3722828 is a deficient number, since it is larger than the sum of its proper divisors (2792128).

3722828 is a wasteful number, since it uses less digits than its factorization.

3722828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 930711 (or 930709 counting only the distinct ones).

The product of its digits is 10752, while the sum is 32.

The square root of 3722828 is about 1929.4631377666. The cubic root of 3722828 is about 154.9854721035.

The spelling of 3722828 in words is "three million, seven hundred twenty-two thousand, eight hundred twenty-eight".