84536506 has 8 divisors (see below), whose sum is σ = 129897684. Its totient is φ = 41237280.

The previous prime is 84536489. The next prime is 84536521. The reversal of 84536506 is 60563548.

It can be written as a sum of positive squares in 2 ways, for example, as 71250481 + 13286025 = 8441^2 + 3645^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 515385 + ... + 515548.

Almost surely, 2^84536506 is an apocalyptic number.

84536506 is a deficient number, since it is larger than the sum of its proper divisors (45361178).

84536506 is a wasteful number, since it uses less digits than its factorization.

84536506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1030976.

The product of its (nonzero) digits is 86400, while the sum is 37.

The square root of 84536506 is about 9194.3736056351. The cubic root of 84536506 is about 438.8823320877.

The spelling of 84536506 in words is "eighty-four million, five hundred thirty-six thousand, five hundred six".