83091375 has 24 divisors (see below), whose sum is σ = 149788080. Its totient is φ = 44314800.

The previous prime is 83091329. The next prime is 83091469. The reversal of 83091375 is 57319038.

It is not a de Polignac number, because 83091375 - 2⁶ = 83091311 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 35805 + ... + 38054.

It is an arithmetic number, because the mean of its divisors is an integer number (6241170).

Almost surely, 2^83091375 is an apocalyptic number.

83091375 is a deficient number, since it is larger than the sum of its proper divisors (66696705).

83091375 is a wasteful number, since it uses less digits than its factorization.

83091375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73880 (or 73867 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 36.

The square root of 83091375 is about 9115.4470543139. The cubic root of 83091375 is about 436.3670824183.

The spelling of 83091375 in words is "eighty-three million, ninety-one thousand, three hundred seventy-five".