84100841 has 12 divisors (see below), whose sum is σ = 95029584. Its totient is φ = 73810800.

The previous prime is 84100837. The next prime is 84100847. The reversal of 84100841 is 14800148.

It is not a de Polignac number, because 84100841 - 2² = 84100837 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 84100841.

It is not an unprimeable number, because it can be changed into a prime (84100847) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4706 + ... + 13796.

It is an arithmetic number, because the mean of its divisors is an integer number (7919132).

Almost surely, 2^84100841 is an apocalyptic number.

It is an amenable number.

84100841 is a deficient number, since it is larger than the sum of its proper divisors (10928743).

84100841 is a wasteful number, since it uses less digits than its factorization.

84100841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9160 (or 9131 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 26.

The square root of 84100841 is about 9170.6510673997. The cubic root of 84100841 is about 438.1270959259.

Adding to 84100841 its reverse (14800148), we get a palindrome (98900989).

It can be divided in two parts, 84100 and 841, that multiplied together give a square (70728100 = 8410²).

The spelling of 84100841 in words is "eighty-four million, one hundred thousand, eight hundred forty-one".