3786090989 has 2 divisors, whose sum is σ = 3786090990. Its totient is φ = 3786090988.

The previous prime is 3786090923. The next prime is 3786091013. The reversal of 3786090989 is 9890906873.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2015112100 + 1770978889 = 44890^2 + 42083^2 .

It is an emirp because it is prime and its reverse (9890906873) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3786090989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3786090589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1893045494 + 1893045495.

It is an arithmetic number, because the mean of its divisors is an integer number (1893045495).

Almost surely, 2^3786090989 is an apocalyptic number.

It is an amenable number.

3786090989 is a deficient number, since it is larger than the sum of its proper divisors (1).

3786090989 is an equidigital number, since it uses as much as digits as its factorization.

3786090989 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5878656, while the sum is 59.

The square root of 3786090989 is about 61531.2196287381. The cubic root of 3786090989 is about 1558.5844858937.

The spelling of 3786090989 in words is "three billion, seven hundred eighty-six million, ninety thousand, nine hundred eighty-nine".