2125236 has 48 divisors (see below), whose sum is σ = 5322240. Its totient is φ = 658560.

The previous prime is 2125229. The next prime is 2125237. The reversal of 2125236 is 6325212.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2125237) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10690 + ... + 10886.

It is an arithmetic number, because the mean of its divisors is an integer number (110880).

2^2125236 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 2125236, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2661120).

2125236 is an abundant number, since it is smaller than the sum of its proper divisors (3197004).

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

2125236 is a wasteful number, since it uses less digits than its factorization.

2125236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264 (or 262 counting only the distinct ones).

The product of its digits is 720, while the sum is 21.

The square root of 2125236 is about 1457.8189187962. The cubic root of 2125236 is about 128.5688387485.

The spelling of 2125236 in words is "two million, one hundred twenty-five thousand, two hundred thirty-six".