84235156 has 24 divisors (see below), whose sum is σ = 151608744. Its totient is φ = 40926720.

The previous prime is 84235141. The next prime is 84235157. The reversal of 84235156 is 65153248.

It can be written as a sum of positive squares in 4 ways, for example, as 512656 + 83722500 = 716^2 + 9150^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84235157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47176 + ... + 48928.

It is an arithmetic number, because the mean of its divisors is an integer number (6317031).

Almost surely, 2^84235156 is an apocalyptic number.

It is an amenable number.

84235156 is a deficient number, since it is larger than the sum of its proper divisors (67373588).

84235156 is a wasteful number, since it uses less digits than its factorization.

84235156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2091 (or 2089 counting only the distinct ones).

The product of its digits is 28800, while the sum is 34.

The square root of 84235156 is about 9177.9712355182. The cubic root of 84235156 is about 438.3602118707.

The spelling of 84235156 in words is "eighty-four million, two hundred thirty-five thousand, one hundred fifty-six".