4037990389 has 2 divisors, whose sum is σ = 4037990390. Its totient is φ = 4037990388.

The previous prime is 4037990381. The next prime is 4037990413. The reversal of 4037990389 is 9830997304.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2483028900 + 1554961489 = 49830^2 + 39433^2 .

It is a cyclic number.

It is not a de Polignac number, because 4037990389 - 2³ = 4037990381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4037990381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2018995194 + 2018995195.

It is an arithmetic number, because the mean of its divisors is an integer number (2018995195).

Almost surely, 2^4037990389 is an apocalyptic number.

It is an amenable number.

4037990389 is a deficient number, since it is larger than the sum of its proper divisors (1).

4037990389 is an equidigital number, since it uses as much as digits as its factorization.

4037990389 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1469664, while the sum is 52.

The square root of 4037990389 is about 63545.1838379590. The cubic root of 4037990389 is about 1592.4107239568.

The spelling of 4037990389 in words is "four billion, thirty-seven million, nine hundred ninety thousand, three hundred eighty-nine".