83502975 has 12 divisors (see below), whose sum is σ = 138058376. Its totient is φ = 44534880.

The previous prime is 83502953. The next prime is 83502983. The reversal of 83502975 is 57920538.

It is not a de Polignac number, because 83502975 - 2⁵ = 83502943 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 556612 + ... + 556761.

Almost surely, 2^83502975 is an apocalyptic number.

83502975 is a deficient number, since it is larger than the sum of its proper divisors (54555401).

83502975 is a wasteful number, since it uses less digits than its factorization.

83502975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1113386 (or 1113381 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 39.

The square root of 83502975 is about 9137.9962245560. The cubic root of 83502975 is about 437.0864227661.

It can be divided in two parts, 8350 and 2975, that added together give a triangular number (11325 = T₁₅₀).

The spelling of 83502975 in words is "eighty-three million, five hundred two thousand, nine hundred seventy-five".