2097245 has 4 divisors (see below), whose sum is σ = 2516700. Its totient is φ = 1677792.

The previous prime is 2097229. The next prime is 2097257. The reversal of 2097245 is 5427902.

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

It can be written as a sum of positive squares in 2 ways, for example, as 320356 + 1776889 = 566^2 + 1333^2 .

It is a cyclic number.

It is not a de Polignac number, because 2097245 - 2⁴ = 2097229 is a prime.

It is a d-powerful number, because it can be written as 2³ + 0 + 9 + 7 + 2²¹ + 4³ + 5 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 209720 + ... + 209729.

It is an arithmetic number, because the mean of its divisors is an integer number (629175).

2^2097245 is an apocalyptic number.

It is an amenable number.

2097245 is a deficient number, since it is larger than the sum of its proper divisors (419455).

2097245 is an equidigital number, since it uses as much as digits as its factorization.

2097245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 419454.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 2097245 is about 1448.1867973435. The cubic root of 2097245 is about 128.0018920619.

The spelling of 2097245 in words is "two million, ninety-seven thousand, two hundred forty-five".