84741822 has 64 divisors (see below), whose sum is σ = 206841600. Its totient is φ = 25503840.

The previous prime is 84741809. The next prime is 84741823. The reversal of 84741822 is 22814748.

84741822 is a `hidden beast` number, since 8 + 474 + 182 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84741823) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 105928 + ... + 106724.

It is an arithmetic number, because the mean of its divisors is an integer number (3231900).

Almost surely, 2^84741822 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 84741822, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (103420800).

84741822 is an abundant number, since it is smaller than the sum of its proper divisors (122099778).

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

84741822 is a wasteful number, since it uses less digits than its factorization.

84741822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 998 (or 992 counting only the distinct ones).

The product of its digits is 28672, while the sum is 36.

The square root of 84741822 is about 9205.5321410552. The cubic root of 84741822 is about 439.2373531192.

It can be divided in two parts, 8474 and 1822, that added together give a triangular number (10296 = T₁₄₃).

The spelling of 84741822 in words is "eighty-four million, seven hundred forty-one thousand, eight hundred twenty-two".