84236493 has 8 divisors (see below), whose sum is σ = 122525856. Its totient is φ = 51052400.

The previous prime is 84236491. The next prime is 84236569. The reversal of 84236493 is 39463248.

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 84236493 - 2¹ = 84236491 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84236491) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1276278 + ... + 1276343.

It is an arithmetic number, because the mean of its divisors is an integer number (15315732).

Almost surely, 2^84236493 is an apocalyptic number.

It is an amenable number.

84236493 is a deficient number, since it is larger than the sum of its proper divisors (38289363).

84236493 is a wasteful number, since it uses less digits than its factorization.

84236493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2552635.

The product of its digits is 124416, while the sum is 39.

The square root of 84236493 is about 9178.0440726769. The cubic root of 84236493 is about 438.3625311102.

The spelling of 84236493 in words is "eighty-four million, two hundred thirty-six thousand, four hundred ninety-three".