84435656 has 16 divisors (see below), whose sum is σ = 158529840. Its totient is φ = 42161040.

The previous prime is 84435653. The next prime is 84435671. The reversal of 84435656 is 65653448.

It is not an unprimeable number, because it can be changed into a prime (84435653) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 410 + ... + 13001.

It is an arithmetic number, because the mean of its divisors is an integer number (9908115).

Almost surely, 2^84435656 is an apocalyptic number.

It is an amenable number.

84435656 is a deficient number, since it is larger than the sum of its proper divisors (74094184).

84435656 is a wasteful number, since it uses less digits than its factorization.

84435656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14204 (or 14200 counting only the distinct ones).

The product of its digits is 345600, while the sum is 41.

The square root of 84435656 is about 9188.8876367055. The cubic root of 84435656 is about 438.7077373165.

The spelling of 84435656 in words is "eighty-four million, four hundred thirty-five thousand, six hundred fifty-six".