84411623 has 8 divisors (see below), whose sum is σ = 90921600. Its totient is φ = 78108408.

The previous prime is 84411619. The next prime is 84411637. The reversal of 84411623 is 32611448.

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 84411623 - 2² = 84411619 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84411673) 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, 50843 + ... + 52476.

It is an arithmetic number, because the mean of its divisors is an integer number (11365200).

Almost surely, 2^84411623 is an apocalyptic number.

84411623 is a deficient number, since it is larger than the sum of its proper divisors (6509977).

84411623 is a wasteful number, since it uses less digits than its factorization.

84411623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103381.

The product of its digits is 4608, while the sum is 29.

The square root of 84411623 is about 9187.5798227825. The cubic root of 84411623 is about 438.6661101019. Note that the first 3 decimals are identical.

The spelling of 84411623 in words is "eighty-four million, four hundred eleven thousand, six hundred twenty-three".