84423546 has 48 divisors (see below), whose sum is σ = 190689408. Its totient is φ = 27993600.

The previous prime is 84423523. The next prime is 84423569. The reversal of 84423546 is 64532448.

It is an interprime number because it is at equal distance from previous prime (84423523) and next prime (84423569).

It is a self number, because there is not a number n which added to its sum of digits gives 84423546.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 131386 + ... + 132026.

It is an arithmetic number, because the mean of its divisors is an integer number (3972696).

Almost surely, 2^84423546 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 84423546, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95344704).

84423546 is an abundant number, since it is smaller than the sum of its proper divisors (106265862).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

84423546 is a wasteful number, since it uses less digits than its factorization.

84423546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 929 (or 917 counting only the distinct ones).

The product of its digits is 92160, while the sum is 36.

The square root of 84423546 is about 9188.2286649822. The cubic root of 84423546 is about 438.6867627466.

The spelling of 84423546 in words is "eighty-four million, four hundred twenty-three thousand, five hundred forty-six".