83276138 has 8 divisors (see below), whose sum is σ = 136270080. Its totient is φ = 37852780.

The previous prime is 83276131. The next prime is 83276147. The reversal of 83276138 is 83167238.

It is a happy number.

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (83276131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1892618 + ... + 1892661.

It is an arithmetic number, because the mean of its divisors is an integer number (17033760).

Almost surely, 2^83276138 is an apocalyptic number.

83276138 is a deficient number, since it is larger than the sum of its proper divisors (52993942).

83276138 is a wasteful number, since it uses less digits than its factorization.

83276138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3785292.

The product of its digits is 48384, while the sum is 38.

The square root of 83276138 is about 9125.5760366127. The cubic root of 83276138 is about 436.6902800457.

Subtracting from 83276138 its reverse (83167238), we obtain a square (108900 = 330²).

The spelling of 83276138 in words is "eighty-three million, two hundred seventy-six thousand, one hundred thirty-eight".