84434765 has 16 divisors (see below), whose sum is σ = 107702400. Its totient is φ = 63364032.

The previous prime is 84434743. The next prime is 84434789. The reversal of 84434765 is 56743448.

It is a cyclic number.

It is not a de Polignac number, because 84434765 - 2¹⁴ = 84418381 is a prime.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 5471 + ... + 14099.

It is an arithmetic number, because the mean of its divisors is an integer number (6731400).

Almost surely, 2^84434765 is an apocalyptic number.

It is an amenable number.

84434765 is a deficient number, since it is larger than the sum of its proper divisors (23267635).

84434765 is a wasteful number, since it uses less digits than its factorization.

84434765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8756.

The product of its digits is 322560, while the sum is 41.

The square root of 84434765 is about 9188.8391541043. The cubic root of 84434765 is about 438.7061941692.

The spelling of 84434765 in words is "eighty-four million, four hundred thirty-four thousand, seven hundred sixty-five".