84700544 has 32 divisors (see below), whose sum is σ = 169646400. Its totient is φ = 42122752.

The previous prime is 84700543. The next prime is 84700571. The reversal of 84700544 is 44500748.

It is a tau number, because it is divible by the number of its divisors (32).

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a self number, because there is not a number n which added to its sum of digits gives 84700544.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84700543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23537 + ... + 26895.

It is an arithmetic number, because the mean of its divisors is an integer number (5301450).

Almost surely, 2^84700544 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 84700544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84823200).

84700544 is an abundant number, since it is smaller than the sum of its proper divisors (84945856).

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

84700544 is a wasteful number, since it uses less digits than its factorization.

84700544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3570 (or 3558 counting only the distinct ones).

The product of its (nonzero) digits is 17920, while the sum is 32.

The square root of 84700544 is about 9203.2898465712. The cubic root of 84700544 is about 439.1660235848.

The spelling of 84700544 in words is "eighty-four million, seven hundred thousand, five hundred forty-four".