84440244 has 24 divisors (see below), whose sum is σ = 225174208. Its totient is φ = 24125760.

The previous prime is 84440243. The next prime is 84440273. The reversal of 84440244 is 44204448.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84440243) 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, 502537 + ... + 502704.

Almost surely, 2^84440244 is an apocalyptic number.

84440244 is a gapful number since it is divisible by the number (84) formed by its first and last digit.

It is an amenable number.

84440244 is an abundant number, since it is smaller than the sum of its proper divisors (140733964).

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

84440244 is a wasteful number, since it uses less digits than its factorization.

84440244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1005255 (or 1005253 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 30.

The square root of 84440244 is about 9189.1372826833. The cubic root of 84440244 is about 438.7156832276.

The spelling of 84440244 in words is "eighty-four million, four hundred forty thousand, two hundred forty-four".