84835537 has 4 divisors (see below), whose sum is σ = 84875956. Its totient is φ = 84795120.

The previous prime is 84835511. The next prime is 84835573. The reversal of 84835537 is 73553848.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 43349056 + 41486481 = 6584^2 + 6441^2 .

It is a cyclic number.

It is not a de Polignac number, because 84835537 - 2⁷ = 84835409 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 84835493 and 84835502.

It is not an unprimeable number, because it can be changed into a prime (84835577) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16878 + ... + 21319.

It is an arithmetic number, because the mean of its divisors is an integer number (21218989).

Almost surely, 2^84835537 is an apocalyptic number.

It is an amenable number.

84835537 is a deficient number, since it is larger than the sum of its proper divisors (40419).

84835537 is a wasteful number, since it uses less digits than its factorization.

84835537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40418.

The product of its digits is 403200, while the sum is 43.

The square root of 84835537 is about 9210.6208802664. The cubic root of 84835537 is about 439.3992093037.

The spelling of 84835537 in words is "eighty-four million, eight hundred thirty-five thousand, five hundred thirty-seven".