3778072433 has 2 divisors, whose sum is σ = 3778072434. Its totient is φ = 3778072432.

The previous prime is 3778072369. The next prime is 3778072439. The reversal of 3778072433 is 3342708773.

3778072433 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2713159744 + 1064912689 = 52088^2 + 32633^2 .

It is an emirp because it is prime and its reverse (3342708773) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3778072433 - 2⁶ = 3778072369 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (3778072439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1889036216 + 1889036217.

It is an arithmetic number, because the mean of its divisors is an integer number (1889036217).

Almost surely, 2^3778072433 is an apocalyptic number.

It is an amenable number.

3778072433 is a deficient number, since it is larger than the sum of its proper divisors (1).

3778072433 is an equidigital number, since it uses as much as digits as its factorization.

3778072433 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 592704, while the sum is 44.

The square root of 3778072433 is about 61466.0266570079. The cubic root of 3778072433 is about 1557.4834003420.

The spelling of 3778072433 in words is "three billion, seven hundred seventy-eight million, seventy-two thousand, four hundred thirty-three".