84006844 has 6 divisors (see below), whose sum is σ = 147011984. Its totient is φ = 42003420.

The previous prime is 84006841. The next prime is 84006889. The reversal of 84006844 is 44860048.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84006841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10500852 + ... + 10500859.

Almost surely, 2^84006844 is an apocalyptic number.

It is an amenable number.

84006844 is a deficient number, since it is larger than the sum of its proper divisors (63005140).

84006844 is a wasteful number, since it uses less digits than its factorization.

84006844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21001715 (or 21001713 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 34.

The square root of 84006844 is about 9165.5247531170. The cubic root of 84006844 is about 437.9638078836.

The spelling of 84006844 in words is "eighty-four million, six thousand, eight hundred forty-four".