84500723 has 6 divisors (see below), whose sum is σ = 85603644. Its totient is φ = 83399904.

The previous prime is 84500683. The next prime is 84500729. The reversal of 84500723 is 32700548.

It is a happy number.

It is not a de Polignac number, because 84500723 - 2¹⁰ = 84499699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84500729) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 83243 + ... + 84251.

It is an arithmetic number, because the mean of its divisors is an integer number (14267274).

Almost surely, 2^84500723 is an apocalyptic number.

84500723 is a gapful number since it is divisible by the number (83) formed by its first and last digit.

84500723 is a deficient number, since it is larger than the sum of its proper divisors (1102921).

84500723 is an frugal number, since it uses more digits than its factorization.

84500723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2101 (or 1092 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 84500723 is about 9192.4274813566. The cubic root of 84500723 is about 438.8203993063.

The spelling of 84500723 in words is "eighty-four million, five hundred thousand, seven hundred twenty-three".