83277238 has 16 divisors (see below), whose sum is σ = 136437840. Its totient is φ = 37807200.

The previous prime is 83277223. The next prime is 83277239.

83277238 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 83277238.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83277239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21748 + ... + 25288.

It is an arithmetic number, because the mean of its divisors is an integer number (8527365).

Almost surely, 2^83277238 is an apocalyptic number.

83277238 is a deficient number, since it is larger than the sum of its proper divisors (53160602).

83277238 is a wasteful number, since it uses less digits than its factorization.

83277238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4623.

The product of its digits is 112896, while the sum is 40.

The square root of 83277238 is about 9125.6363065816. The cubic root of 83277238 is about 436.6922027941.

The spelling of 83277238 in words is "eighty-three million, two hundred seventy-seven thousand, two hundred thirty-eight".