84303144 has 48 divisors (see below), whose sum is σ = 229362900. Its totient is φ = 27972864.

The previous prime is 84303137. The next prime is 84303161. The reversal of 84303144 is 44130348.

It can be written as a sum of positive squares in 2 ways, for example, as 83722500 + 580644 = 9150^2 + 762^2 .

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 13932 + ... + 19044.

Almost surely, 2^84303144 is an apocalyptic number.

It is an amenable number.

84303144 is an abundant number, since it is smaller than the sum of its proper divisors (145059756).

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

84303144 is a wasteful number, since it uses less digits than its factorization.

84303144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5354 (or 5347 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 84303144 is about 9181.6743571094. The cubic root of 84303144 is about 438.4781167963.

The spelling of 84303144 in words is "eighty-four million, three hundred three thousand, one hundred forty-four".