84405676 has 48 divisors (see below), whose sum is σ = 164102400. Its totient is φ = 37806912.

The previous prime is 84405667. The next prime is 84405677. The reversal of 84405676 is 67650448.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (84405677) 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, 190311 + ... + 190753.

It is an arithmetic number, because the mean of its divisors is an integer number (3418800).

Almost surely, 2^84405676 is an apocalyptic number.

It is an amenable number.

84405676 is a deficient number, since it is larger than the sum of its proper divisors (79696724).

84405676 is a wasteful number, since it uses less digits than its factorization.

84405676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 598 (or 596 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 40.

The square root of 84405676 is about 9187.2561736353. The cubic root of 84405676 is about 438.6558081690.

The spelling of 84405676 in words is "eighty-four million, four hundred five thousand, six hundred seventy-six".