7838330473 has 2 divisors, whose sum is σ = 7838330474. Its totient is φ = 7838330472.

The previous prime is 7838330443. The next prime is 7838330579. The reversal of 7838330473 is 3740338387.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7674285609 + 164044864 = 87603^2 + 12808^2 .

It is a cyclic number.

It is not a de Polignac number, because 7838330473 - 2¹³ = 7838322281 is a prime.

It is a super-2 number, since 2×7838330473² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (7838330443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3919165236 + 3919165237.

It is an arithmetic number, because the mean of its divisors is an integer number (3919165237).

Almost surely, 2^7838330473 is an apocalyptic number.

It is an amenable number.

7838330473 is a deficient number, since it is larger than the sum of its proper divisors (1).

7838330473 is an equidigital number, since it uses as much as digits as its factorization.

7838330473 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1016064, while the sum is 46.

The square root of 7838330473 is about 88534.3462900133. The cubic root of 7838330473 is about 1986.4357529907.

The spelling of 7838330473 in words is "seven billion, eight hundred thirty-eight million, three hundred thirty thousand, four hundred seventy-three".