84473656 has 8 divisors (see below), whose sum is σ = 158388120. Its totient is φ = 42236824.

The previous prime is 84473621. The next prime is 84473657. The reversal of 84473656 is 65637448.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84473657) 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 as a sum of consecutive naturals, namely, 5279596 + ... + 5279611.

It is an arithmetic number, because the mean of its divisors is an integer number (19798515).

Almost surely, 2^84473656 is an apocalyptic number.

It is an amenable number.

84473656 is a deficient number, since it is larger than the sum of its proper divisors (73914464).

84473656 is a wasteful number, since it uses less digits than its factorization.

84473656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10559213 (or 10559209 counting only the distinct ones).

The product of its digits is 483840, while the sum is 43.

The square root of 84473656 is about 9190.9551190287. The cubic root of 84473656 is about 438.7735404560.

The spelling of 84473656 in words is "eighty-four million, four hundred seventy-three thousand, six hundred fifty-six".