84732644 has 12 divisors (see below), whose sum is σ = 154729344. Its totient is φ = 40524264.

The previous prime is 84732631. The next prime is 84732649. The reversal of 84732644 is 44623748.

It is a junction number, because it is equal to n+sod(n) for n = 84732598 and 84732607.

It is not an unprimeable number, because it can be changed into a prime (84732649) 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, 460412 + ... + 460595.

It is an arithmetic number, because the mean of its divisors is an integer number (12894112).

Almost surely, 2^84732644 is an apocalyptic number.

It is an amenable number.

84732644 is a deficient number, since it is larger than the sum of its proper divisors (69996700).

84732644 is a wasteful number, since it uses less digits than its factorization.

84732644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 921034 (or 921032 counting only the distinct ones).

The product of its digits is 129024, while the sum is 38.

The square root of 84732644 is about 9205.0336229696. The cubic root of 84732644 is about 439.2214952823.

The spelling of 84732644 in words is "eighty-four million, seven hundred thirty-two thousand, six hundred forty-four".