4123828 has 6 divisors (see below), whose sum is σ = 7216706. Its totient is φ = 2061912.

The previous prime is 4123813. The next prime is 4123841. The reversal of 4123828 is 8283214.

It can be written as a sum of positive squares in only one way, i.e., 4088484 + 35344 = 2022^2 + 188^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4123796 and 4123805.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515475 + ... + 515482.

Almost surely, 2^4123828 is an apocalyptic number.

It is an amenable number.

4123828 is a deficient number, since it is larger than the sum of its proper divisors (3092878).

4123828 is a wasteful number, since it uses less digits than its factorization.

4123828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1030961 (or 1030959 counting only the distinct ones).

The product of its digits is 3072, while the sum is 28.

The square root of 4123828 is about 2030.7210542071. The cubic root of 4123828 is about 160.3615262520.

The spelling of 4123828 in words is "four million, one hundred twenty-three thousand, eight hundred twenty-eight".