2245829 has 4 divisors (see below), whose sum is σ = 2251884. Its totient is φ = 2239776.

The previous prime is 2245813. The next prime is 2245849. The reversal of 2245829 is 9285422.

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 801025 + 1444804 = 895^2 + 1202^2 .

It is a cyclic number.

It is not a de Polignac number, because 2245829 - 2⁴ = 2245813 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2245795 and 2245804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2245849) 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, 2432 + ... + 3225.

It is an arithmetic number, because the mean of its divisors is an integer number (562971).

2^2245829 is an apocalyptic number.

It is an amenable number.

2245829 is a deficient number, since it is larger than the sum of its proper divisors (6055).

2245829 is an equidigital number, since it uses as much as digits as its factorization.

2245829 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6054.

The product of its digits is 11520, while the sum is 32.

The square root of 2245829 is about 1498.6090217265. The cubic root of 2245829 is about 130.9560484220.

The spelling of 2245829 in words is "two million, two hundred forty-five thousand, eight hundred twenty-nine".