83216375 has 16 divisors (see below), whose sum is σ = 113297184. Its totient is φ = 60520000.

The previous prime is 83216363. The next prime is 83216387. The reversal of 83216375 is 57361238.

It is an interprime number because it is at equal distance from previous prime (83216363) and next prime (83216387).

It is not a de Polignac number, because 83216375 - 2⁴ = 83216359 is a prime.

It is a congruent number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 28886 + ... + 31635.

It is an arithmetic number, because the mean of its divisors is an integer number (7081074).

Almost surely, 2^83216375 is an apocalyptic number.

83216375 is a deficient number, since it is larger than the sum of its proper divisors (30080809).

83216375 is a wasteful number, since it uses less digits than its factorization.

83216375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60547 (or 60537 counting only the distinct ones).

The product of its digits is 30240, while the sum is 35.

The square root of 83216375 is about 9122.3009706981. The cubic root of 83216375 is about 436.5857916637.

It can be divided in two parts, 832163 and 75, that added together give a palindrome (832238).

The spelling of 83216375 in words is "eighty-three million, two hundred sixteen thousand, three hundred seventy-five".