84404685 has 8 divisors (see below), whose sum is σ = 135047520. Its totient is φ = 45015824.

The previous prime is 84404651. The next prime is 84404693. The reversal of 84404685 is 58640448.

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 84404685 - 2⁷ = 84404557 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2813475 + ... + 2813504.

It is an arithmetic number, because the mean of its divisors is an integer number (16880940).

Almost surely, 2^84404685 is an apocalyptic number.

It is an amenable number.

84404685 is a deficient number, since it is larger than the sum of its proper divisors (50642835).

84404685 is a wasteful number, since it uses less digits than its factorization.

84404685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5626987.

The product of its (nonzero) digits is 122880, while the sum is 39.

The square root of 84404685 is about 9187.2022400729. The cubic root of 84404685 is about 438.6540914218.

The spelling of 84404685 in words is "eighty-four million, four hundred four thousand, six hundred eighty-five".