84938644 has 24 divisors (see below), whose sum is σ = 170253440. Its totient is φ = 36321696.

The previous prime is 84938621. The next prime is 84938653. The reversal of 84938644 is 44683948.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 84938594 and 84938603.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10522 + ... + 16750.

Almost surely, 2^84938644 is an apocalyptic number.

It is an amenable number.

84938644 is an abundant number, since it is smaller than the sum of its proper divisors (85314796).

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

84938644 is a wasteful number, since it uses less digits than its factorization.

84938644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6727 (or 6725 counting only the distinct ones).

The product of its digits is 663552, while the sum is 46.

The square root of 84938644 is about 9216.2163603075. The cubic root of 84938644 is about 439.5771488559.

It can be divided in two parts, 849 and 38644, that added together give a palindrome (39493).

The spelling of 84938644 in words is "eighty-four million, nine hundred thirty-eight thousand, six hundred forty-four".