84123628 has 12 divisors (see below), whose sum is σ = 147878080. Its totient is φ = 41872752.

The previous prime is 84123623. The next prime is 84123629. The reversal of 84123628 is 82632148.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 84123593 and 84123602.

It is not an unprimeable number, because it can be changed into a prime (84123623) 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, 46263 + ... + 48046.

Almost surely, 2^84123628 is an apocalyptic number.

It is an amenable number.

84123628 is a deficient number, since it is larger than the sum of its proper divisors (63754452).

84123628 is a wasteful number, since it uses less digits than its factorization.

84123628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94536 (or 94534 counting only the distinct ones).

The product of its digits is 18432, while the sum is 34.

The square root of 84123628 is about 9171.8933705097. The cubic root of 84123628 is about 438.1666623181.

The spelling of 84123628 in words is "eighty-four million, one hundred twenty-three thousand, six hundred twenty-eight".