84628147 has 12 divisors (see below), whose sum is σ = 89702640. Its totient is φ = 79828272.

The previous prime is 84628127. The next prime is 84628183. The reversal of 84628147 is 74182648.

It is not a de Polignac number, because 84628147 - 2¹¹ = 84626099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84628127) 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 11 ways as a sum of consecutive naturals, for example, 129273 + ... + 129925.

It is an arithmetic number, because the mean of its divisors is an integer number (7475220).

Almost surely, 2^84628147 is an apocalyptic number.

84628147 is a deficient number, since it is larger than the sum of its proper divisors (5074493).

84628147 is a wasteful number, since it uses less digits than its factorization.

84628147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1050 (or 1031 counting only the distinct ones).

The product of its digits is 86016, while the sum is 40.

The square root of 84628147 is about 9199.3557926629. The cubic root of 84628147 is about 439.0408635640.

The spelling of 84628147 in words is "eighty-four million, six hundred twenty-eight thousand, one hundred forty-seven".