3820043 has 2 divisors, whose sum is σ = 3820044. Its totient is φ = 3820042.

The previous prime is 3820031. The next prime is 3820051. The reversal of 3820043 is 3400283.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3820043 - 2⁶ = 3819979 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3819997 and 3820024.

It is not a weakly prime, because it can be changed into another prime (3820343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1910021 + 1910022.

It is an arithmetic number, because the mean of its divisors is an integer number (1910022).

Almost surely, 2^3820043 is an apocalyptic number.

3820043 is a deficient number, since it is larger than the sum of its proper divisors (1).

3820043 is an equidigital number, since it uses as much as digits as its factorization.

3820043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 3820043 is about 1954.4930288952. The cubic root of 3820043 is about 156.3229530263.

The spelling of 3820043 in words is "three million, eight hundred twenty thousand, forty-three".