84009736 has 16 divisors (see below), whose sum is σ = 157634640. Its totient is φ = 41973840.

The previous prime is 84009701. The next prime is 84009743. The reversal of 84009736 is 63790048.

It is a junction number, because it is equal to n+sod(n) for n = 84009695 and 84009704.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10971 + ... + 16981.

It is an arithmetic number, because the mean of its divisors is an integer number (9852165).

Almost surely, 2^84009736 is an apocalyptic number.

It is an amenable number.

84009736 is a deficient number, since it is larger than the sum of its proper divisors (73624904).

84009736 is a wasteful number, since it uses less digits than its factorization.

84009736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7764 (or 7760 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 84009736 is about 9165.6825168669. The cubic root of 84009736 is about 437.9688335726.

The spelling of 84009736 in words is "eighty-four million, nine thousand, seven hundred thirty-six".