83790063 has 12 divisors (see below), whose sum is σ = 138320208. Its totient is φ = 47880000.

The previous prime is 83790061. The next prime is 83790073. The reversal of 83790063 is 36009738.

It is not a de Polignac number, because 83790063 - 2¹ = 83790061 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83790061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 664938 + ... + 665063.

It is an arithmetic number, because the mean of its divisors is an integer number (11526684).

Almost surely, 2^83790063 is an apocalyptic number.

83790063 is a deficient number, since it is larger than the sum of its proper divisors (54530145).

83790063 is a wasteful number, since it uses less digits than its factorization.

83790063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1330014 (or 1330011 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 36.

The square root of 83790063 is about 9153.6912226708. The cubic root of 83790063 is about 437.5867591749.

The spelling of 83790063 in words is "eighty-three million, seven hundred ninety thousand, sixty-three".