84947330 has 32 divisors (see below), whose sum is σ = 168182784. Its totient is φ = 30695616.

The previous prime is 84947327. The next prime is 84947333. The reversal of 84947330 is 3374948.

It is an interprime number because it is at equal distance from previous prime (84947327) and next prime (84947333).

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (84947333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 842 + ... + 13061.

It is an arithmetic number, because the mean of its divisors is an integer number (5255712).

Almost surely, 2^84947330 is an apocalyptic number.

84947330 is a deficient number, since it is larger than the sum of its proper divisors (83235454).

84947330 is a wasteful number, since it uses less digits than its factorization.

84947330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13970.

The product of its (nonzero) digits is 72576, while the sum is 38.

The square root of 84947330 is about 9216.6875828575. The cubic root of 84947330 is about 439.5921323656.

The spelling of 84947330 in words is "eighty-four million, nine hundred forty-seven thousand, three hundred thirty".