3782021233 has 2 divisors, whose sum is σ = 3782021234. Its totient is φ = 3782021232.

The previous prime is 3782021227. The next prime is 3782021249. The reversal of 3782021233 is 3321202873.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3318566449 + 463454784 = 57607^2 + 21528^2 .

It is a cyclic number.

It is not a de Polignac number, because 3782021233 - 2⁹ = 3782020721 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3782021195 and 3782021204.

It is not a weakly prime, because it can be changed into another prime (3782021833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1891010616 + 1891010617.

It is an arithmetic number, because the mean of its divisors is an integer number (1891010617).

Almost surely, 2^3782021233 is an apocalyptic number.

It is an amenable number.

3782021233 is a deficient number, since it is larger than the sum of its proper divisors (1).

3782021233 is an equidigital number, since it uses as much as digits as its factorization.

3782021233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 3782021233 is about 61498.1400775666. The cubic root of 3782021233 is about 1558.0258329448.

The spelling of 3782021233 in words is "three billion, seven hundred eighty-two million, twenty-one thousand, two hundred thirty-three".