2106234 has 24 divisors (see below), whose sum is σ = 4915092. Its totient is φ = 648000.

The previous prime is 2106229. The next prime is 2106239. The reversal of 2106234 is 4326012.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2106229) and next prime (2106239).

It can be written as a sum of positive squares in 2 ways, for example, as 1830609 + 275625 = 1353^2 + 525^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a d-powerful number, because it can be written as 2¹¹ + 1 + 0 + 6³ + 2²¹ + 3⁸ + 4⁴ .

It is not an unprimeable number, because it can be changed into a prime (2106239) 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, 4267 + ... + 4734.

2^2106234 is an apocalyptic number.

2106234 is an abundant number, since it is smaller than the sum of its proper divisors (2808858).

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

2106234 is a wasteful number, since it uses less digits than its factorization.

2106234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9022 (or 9019 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 2106234 is about 1451.2870150318. The cubic root of 2106234 is about 128.1845076737.

It can be divided in two parts, 2106 and 234, that multiplied together give a square (492804 = 702²).

The spelling of 2106234 in words is "two million, one hundred six thousand, two hundred thirty-four".