84864535 has 16 divisors (see below), whose sum is σ = 116880192. Its totient is φ = 57945600.

The previous prime is 84864517. The next prime is 84864539. The reversal of 84864535 is 53546848.

It is not a de Polignac number, because 84864535 - 2¹⁷ = 84733463 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 84864491 and 84864500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84864539) 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, 3405 + ... + 13465.

It is an arithmetic number, because the mean of its divisors is an integer number (7305012).

Almost surely, 2^84864535 is an apocalyptic number.

84864535 is a deficient number, since it is larger than the sum of its proper divisors (32015657).

84864535 is a wasteful number, since it uses less digits than its factorization.

84864535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10314.

The product of its digits is 460800, while the sum is 43.

The square root of 84864535 is about 9212.1949067527. The cubic root of 84864535 is about 439.4492679121.

The spelling of 84864535 in words is "eighty-four million, eight hundred sixty-four thousand, five hundred thirty-five".