2133270 has 32 divisors (see below), whose sum is σ = 5689440. Its totient is φ = 568800.

The previous prime is 2133253. The next prime is 2133277. The reversal of 2133270 is 723312.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2133277) 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, 3681 + ... + 4220.

It is an arithmetic number, because the mean of its divisors is an integer number (177795).

2^2133270 is an apocalyptic number.

2133270 is an abundant number, since it is smaller than the sum of its proper divisors (3556170).

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

2133270 is a wasteful number, since it uses less digits than its factorization.

2133270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7917 (or 7911 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 18.

The square root of 2133270 is about 1460.5718058350. The cubic root of 2133270 is about 128.7306440252.

Adding to 2133270 its reverse (723312), we get a palindrome (2856582).

The spelling of 2133270 in words is "two million, one hundred thirty-three thousand, two hundred seventy".