84211154 has 8 divisors (see below), whose sum is σ = 132965040. Its totient is φ = 39889476.

The previous prime is 84211151. The next prime is 84211163. The reversal of 84211154 is 45111248.

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

It is not an unprimeable number, because it can be changed into a prime (84211151) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1108004 + ... + 1108079.

It is an arithmetic number, because the mean of its divisors is an integer number (16620630).

Almost surely, 2^84211154 is an apocalyptic number.

84211154 is a deficient number, since it is larger than the sum of its proper divisors (48753886).

84211154 is a wasteful number, since it uses less digits than its factorization.

84211154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2216104.

The product of its digits is 1280, while the sum is 26.

The square root of 84211154 is about 9176.6635549093. The cubic root of 84211154 is about 438.3185724025.

The spelling of 84211154 in words is "eighty-four million, two hundred eleven thousand, one hundred fifty-four".