84571552 has 48 divisors (see below), whose sum is σ = 187125120. Its totient is φ = 37331712.

The previous prime is 84571547. The next prime is 84571567. The reversal of 84571552 is 25517548.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5149 + ... + 13987.

It is an arithmetic number, because the mean of its divisors is an integer number (3898440).

Almost surely, 2^84571552 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 84571552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (93562560).

84571552 is an abundant number, since it is smaller than the sum of its proper divisors (102553568).

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

84571552 is a wasteful number, since it uses less digits than its factorization.

84571552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8885 (or 8877 counting only the distinct ones).

The product of its digits is 56000, while the sum is 37.

The square root of 84571552 is about 9196.2792476088. The cubic root of 84571552 is about 438.9429723402.

Subtracting from 84571552 its sum of digits (37), we obtain a triangular number (84571515 = T₁₃₀₀₅).

The spelling of 84571552 in words is "eighty-four million, five hundred seventy-one thousand, five hundred fifty-two".