2152259 has 4 divisors (see below), whose sum is σ = 2181816. Its totient is φ = 2122704.

The previous prime is 2152247. The next prime is 2152291. The reversal of 2152259 is 9522512.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2152259 - 2¹² = 2148163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2152219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14669 + ... + 14814.

It is an arithmetic number, because the mean of its divisors is an integer number (545454).

2^2152259 is an apocalyptic number.

2152259 is a deficient number, since it is larger than the sum of its proper divisors (29557).

2152259 is an equidigital number, since it uses as much as digits as its factorization.

2152259 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29556.

The product of its digits is 1800, while the sum is 26.

The square root of 2152259 is about 1467.0579402328. The cubic root of 2152259 is about 129.1114754612. Note that the first 3 decimals are identical.

The spelling of 2152259 in words is "two million, one hundred fifty-two thousand, two hundred fifty-nine".