83335240 has 64 divisors (see below), whose sum is σ = 192067200. Its totient is φ = 32535552.

The previous prime is 83335229. The next prime is 83335313. The reversal of 83335240 is 4253338.

It is a junction number, because it is equal to n+sod(n) for n = 83335199 and 83335208.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 465471 + ... + 465649.

It is an arithmetic number, because the mean of its divisors is an integer number (3001050).

Almost surely, 2^83335240 is an apocalyptic number.

It is an amenable number.

83335240 is an abundant number, since it is smaller than the sum of its proper divisors (108731960).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

83335240 is a wasteful number, since it uses less digits than its factorization.

83335240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406 (or 402 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 83335240 is about 9128.8137235897. The cubic root of 83335240 is about 436.7935635962.

Adding to 83335240 its reverse (4253338), we get a palindrome (87588578).

The spelling of 83335240 in words is "eighty-three million, three hundred thirty-five thousand, two hundred forty".