2170104 has 32 divisors (see below), whose sum is σ = 5712000. Its totient is φ = 685152.

The previous prime is 2170061. The next prime is 2170109. The reversal of 2170104 is 4010712.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2170109) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1924 + ... + 2835.

It is an arithmetic number, because the mean of its divisors is an integer number (178500).

2^2170104 is an apocalyptic number.

2170104 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2170104 is an abundant number, since it is smaller than the sum of its proper divisors (3541896).

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

2170104 is a wasteful number, since it uses less digits than its factorization.

2170104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4787 (or 4783 counting only the distinct ones).

The product of its (nonzero) digits is 56, while the sum is 15.

The square root of 2170104 is about 1473.1272857428. The cubic root of 2170104 is about 129.4673272672.

Adding to 2170104 its reverse (4010712), we get a palindrome (6180816).

It can be divided in two parts, 21 and 70104, that added together give a triangular number (70125 = T₃₇₄).

The spelling of 2170104 in words is "two million, one hundred seventy thousand, one hundred four".