84674505 has 8 divisors (see below), whose sum is σ = 135479232. Its totient is φ = 45159728.

The previous prime is 84674497. The next prime is 84674531. The reversal of 84674505 is 50547648.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 84674505 - 2³ = 84674497 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2822469 + ... + 2822498.

It is an arithmetic number, because the mean of its divisors is an integer number (16934904).

Almost surely, 2^84674505 is an apocalyptic number.

It is an amenable number.

84674505 is a deficient number, since it is larger than the sum of its proper divisors (50804727).

84674505 is a wasteful number, since it uses less digits than its factorization.

84674505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5644975.

The product of its (nonzero) digits is 134400, while the sum is 39.

The square root of 84674505 is about 9201.8750806561. The cubic root of 84674505 is about 439.1210155459.

The spelling of 84674505 in words is "eighty-four million, six hundred seventy-four thousand, five hundred five".