83257235 has 8 divisors (see below), whose sum is σ = 100843056. Its totient is φ = 65982880.

The previous prime is 83257199. The next prime is 83257241. The reversal of 83257235 is 53275238.

83257235 = 96² + 97² + ... + 630².

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 83257235 - 2¹² = 83253139 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 83257195 and 83257204.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77276 + ... + 78345.

It is an arithmetic number, because the mean of its divisors is an integer number (12605382).

Almost surely, 2^83257235 is an apocalyptic number.

83257235 is a deficient number, since it is larger than the sum of its proper divisors (17585821).

83257235 is a wasteful number, since it uses less digits than its factorization.

83257235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155733.

The product of its digits is 50400, while the sum is 35.

The square root of 83257235 is about 9124.5402623913. The cubic root of 83257235 is about 436.6572358419.

The spelling of 83257235 in words is "eighty-three million, two hundred fifty-seven thousand, two hundred thirty-five".